Single Market – EC Library Guide: Selected EU publications
Selected EU publications
- Cross-border M&A and innovation in the EU
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs and Stiebale, J., Cross-border M&A and innovation in the EU, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/6064677
This paper analyzes the characteristics of cross-border M&A (merger and acquisition) in the EU and discusses their relationship with innovation performance. The average EU target firm that is acquired in international M&A is larger and more innovative than the average domestic target firm. Postacquisition, there is a decline in innovation output (measured by patent applications) generated by inventors in the country of the target firm. However, the average cross-border M&A is not necessarily associated with larger innovation reduction in the country of the target firm than a domestic transaction. Innovation in the country of the acquirer tends to increase when M&A provide market access. Theory and empirical evidence indicate substantial heterogeneity across firms and industry characteristics. I discuss implications for FDI screening, merger policy and industrial policy.
- Economic benefits from deep integration – 20 years after the 2004 EU enlargement
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs, Beyer, R., Yi Li, C. and Weber, S., Economic benefits from deep integration – 20 years after the 2004 EU enlargement, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/9328174
EU enlargement has stalled since the last member joined over ten years ago, marking the longest period without expansion since 1973. This elapsed time contrasts with the potential income gains membership promises. Drawing on the biggest EU enlargement in 2004 and employing a synthetic difference-in-difference estimator on regional data, we estimate that EU membership has increased per capita incomes by more than 30 percent. Capital accumulation and higher productivity contributed broadly equally, while employment effects were small. Gains were initially driven by the industrial sector and later by services.
Despite substantial regional heterogeneity in gains—larger for those with better financial access and stronger integration in value chains prior to accession—all regions that joined the EU benefited. Moreover, existing members benefited too, with average income per capita around 10 percent higher. The estimated gains suggest that deep integration carries significant additional economic benefits beyond simple trade unions, providing valuable lessons for future EU enlargement and regional integration efforts elsewhere.
- The economics of diversification tariffs
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs and Felbermayr, G., The economics of diversification tariffs, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/6751835
Recent evidence shows that imports of critical products can be concentrated on a small number of supplier countries. Such supplies are therefore vulnerable to disruption, whether because unfriendly governments seek to weaponize dependency or for other reasons. In a laissez-faire equilibrium, importers are likely to buy from too few suppliers because the benefits of diversification are not fully internalized while the costs of buying from more expensive sources remain with them.
To repair this distortion, one could implement diversification tariffs (DTs) that apply on imports from any country if its share of total domestic demand exceeds a certain threshold. Such a design would help to diversify the supplier base by encouraging imports from new sources. Compared to laissez-faire, DTs would push up the market price to be paid by users as the marginal seller would no longer be the least expensive one. However, if well implemented, in equilibrium, DTs are never really paid. Focusing on the economics of DTs, this paper intro-duces the concept, discusses implementation issues and touches – inconclusively –on WTO compatibility.
- EU enforcement of intellectual property rights – Results at the EU border and in the EU internal market 2023
European Commission: Directorate-General for Taxation and Customs Union and European Union Intellectual Property Office, EU enforcement of intellectual property rights – Results at the EU border and in the EU internal market 2023, European Union Intellectual Property Office, 2024, https://data.europa.eu/doi/10.2814/4807266
The Directorate-General for Taxation and Customs Union (DG TAXUD) and the European Union Intellectual Property Office (EUIPO) have partnered to release annual reports detailing the efforts made by customs, police, and market surveillance authorities to enforce IP rights in the European Union (EU). This report presents the outcomes of the EU's IP enforcement activities for the year 2023, drawing on data from 26 EU Member States (noting that the Greek dataset is missing) at the border and 24 countries within the internal market. This document aims to provide valuable insights on IP infringements across the EU both at the EU borders and in the EU internal market. Furthermore, it offers policymakers reliable data to support their decision-making process and prioritization of policies.
- Evaluation of R&D subsidies in the case of industry-specific technology stocks with spillovers
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs and Verwerft, D., Evaluation of R&D subsidies in the case of industry-specific technology stocks with spillovers, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/6008806
The objective of this paper is to gain insight in and compare the macroeconomic effects of increasing wage subsidies for researchers in Belgium in different industries. Starting from the observation that the implicit wage subsidy rate for R&D workers is not distributed evenly across industries, the paper wants to contribute to answering the question whether the current distribution of subsidies can be improved upon.
Three features deemed central to the issue are taken into account: (1) the economy as a multi-industry production network, where all demand categories, including investment and intermediate consumption per industry, are aggregates of the different industries’ products, each of which is itself a composite of regional varieties, allowing for international competition within each industry; (2) tech-nology as an innovation network, linking domestic and foreign stocks of knowledge per industry, so that not only the direct effect of increased R&D investment on the sector’s own productivity is taken into account, but also the indirect effect such an increase may have on other industries’ R&D stocks via knowledge spillovers; and (3) the importance of international competitiveness to a small open economy, that moreover lacks monetary autonomy, so that the foreign block is divided into one part that shares the same central bank (“the rest of the Euro Area”) and another with a different monetary policy (“the rest of the world”).
- Evaluation study on the implementation of Article 4 of Regulation (EU) 2019/1020 on market surveillance and compliance of products
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs, Evaluation study on the implementation of Article 4 of Regulation (EU) 2019/1020 on market surveillance and compliance of products, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/6477268
The Evaluation Study on the Implementation of Article 4 of Regulation (EU) 2019/1020 aims to assess the application and effectiveness of this key regulatory instrument, which is crucial for market surveillance and ensuring product compliance within the EU. Article 4 mandates that economic operators must be present within the EU for certain products. It specifies the responsibilities they must fulfil when these products are placed on the EU market. The study collected data through desk research, surveys, and interviews to evaluate the criteria of effectiveness, efficiency, coherence, relevance and EU added value. The findings indicate that Article 4 has been partially effective in enhancing product safety and compliance, protecting EU consumers and reducing costs for Market Surveillance Authorities (MSAs).
However, challenges remain in identifying the responsible economic operators, particularly concerning online sales from third countries. Article 4 has been moderately efficient in terms of implementation, with low compliance costs for economic operators so far and slight improvements in market surveillance. The relevance of Article 4 remains high, addressing critical issues in the EU single market, though it only partially succeeds in addressing product safety and compliance in the context of rising online sales. Article 4 is internally coherent and moderately coherent with related EU legislation, which forms an increasingly complex regulatory framework. Some inconsistencies and gaps exist in definitions and obligations of economic operators. Article 4 has demonstrated clear EU added value by establishing a common framework and level playing field for manufacturers and product compliance across the EU. The test for its future effectiveness lies in its consistent and equal implementation and enforcement.
- External vulnerability index (EXVI)
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs, Connell Garcia, W. and Ho, V., External vulnerability index (EXVI), Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/4359186
In today's global economy, understanding EU supply chains is crucial for informing policies that enhance economic efficiency and resilience. As one of the most open regions, the EU benefits from global market access and well-integrated supply chains but also faces vulnerabilities that impact industries and aggregate economies, as seen with the COVID-19 pandemic, the energy crisis, and rising geopolitical tensions. A data-driven approach to identify vulnerabilities is essential to support an effective monitoring of EU supply chains over time.
By tracking vulnerabilities, policymakers can develop timely, agile and responsive strategies, and navigate the complexities of a rapidly changing global market. This brief introduces the EXternal Vulnerability Index (EXVI), a monitoring tool that uses trade data to identify and measure external vulnerabilities across various segments of the EU economy. As a composite indicator, the EXVI evaluates the vulnerability of products, sectors, and economies within the global trade system, analysing trade dependencies and competitive positions, and quantifying economic exposure to external shocks. It draws on highly granular data (HS6 product codes) and is anchored on a simple scoring system that ranges from 0 (lowest vulnerability) to 1 (highest vulnerability). The EXVI provides a framework to monitor supply chain risks, enabling policymakers to make informed, targeted and timely decisions to strengthen resilience.
- Investment report 2024/25 – Innovation, integration and simplification in Europe
European Investment Bank, Investment report 2024/25 – Innovation, integration and simplification in Europe, European Investment Bank, 2025, https://data.europa.eu/doi/10.2867/8065730
The European Union must solidify its position as a global leader in technology, innovation and clean energy. By addressing key challenges and leveraging existing strengths, Europe can enhance its competitiveness, foster economic growth and show the world how to successfully transition to green energy. In short, Europe needs to:Better integrate the EU single market and simplify access to it. Market fragmentation caused by regulatory and structural differences hinders the businesses’ ability to take full advantage of the wider European market. This is particularly true for innovative firms – 74% of them cite regulators inconsistencies as a barrier to expanding their business. Simplifying regulatory compliance could reduce costs, which currently account for about 1.8% of turnover for firms and 2.5% for small and mid-size companies.
Marshal investment for innovative young firms and the broader digital transformation. Europe has a strong research base and industrial capacity, but innovative firms often have difficulty finding funds to scale their business. European firms have also made less progress integrating big data analysis and artificial intelligence into their production and services – the share of EU firms using these services is 6 percentage points lower than in the United States. Improving this adoption could bring significant productivity gains for European firms. Push forward with the green transition. Europe needs to combine its ambitious climate goals with a realistic and pragmatic roadmap that would help companies seize the opportunities presented by the green transition. The energy revolution is in full swing. Renewable energy supplied almost half (48%) of Europe’s electricity demand in 2024, with emissions from power generation falling 13% during the year. Europe’s climate leadership is also paying off economically, as EU companies profit from growing exports of low-carbon technologies. European exports in those products have risen 65% since 2017, compared with 79% for China and only 22% for the United States. By fostering collaboration, targeting investments and maintaining a consistent regulatory framework, Europe can capitalise on its strengths to drive sustainable growth, technological leadership and economic resilience in an increasingly competitive global landscape.
- The low-hanging fruit of the single European market – New methods and measures
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs, Fontagné, L. and Yotov, Y. V., The low-hanging fruit of the single European market – New methods and measures, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/4767562
We propose and construct novel measures of the effectiveness and potential of trade blocs, combining estimation with granular data and simulation with a New Quantitative Trade Model. We deploy our methods and new indexes to quantify the potential benefits from (i) further integration within the largest and most successful trade liberalization effort in the world – the Single European Market – and (ii) a possible enlargement. Three main results and implications stand out from our analysis. First, European integration has been very effective in promoting trade among its members, with heterogeneous effects across industries and member states. Second, and most novel and important, our estimates reveal that only half of the potential benefits from EU membership have been realized to date. Third, EU accession will generate very large gains from trade for the new joiners and moderate gains for existing members, with larger benefits for some small and peripheral EU members. Importantly, our methods enable us to construct confidence bounds for the effects of EU enlargement.
- Mapping the impact of industrial decline on European regions
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs, Heikkonen, H., Listl, N. and Reuter, A., Mapping the impact of industrial decline on European regions, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/0801182
This Single Market Economics Brief zooms in on six major manufacturing sectors which are key to the Green Transition, as well as construction, and subjects them to a rigorous ‘health check’. Starting from the diagnosis that the sectors are indeed showing worrying signs of ‘ill health’ and/or significant downside risks, our analysis provides evidence where exactly a continued geographic pattern of decline of the sectors in question would have the strongest repercussions in terms of employment. The study is conducted at the level of the 242 European NUTS-2 regions and thus allows, to our knowledge for the first time, a systematic and granular mapping of the potential impact of industrial decline across Europe.
- Navigating emission-intensive sectors through the green transitions
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs, Hassel, A., Gómez, S., Jansen, J. and Weil, K., Navigating emission-intensive sectors through the green transitions, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/5493940
This paper analyses the regional and social distribution of emission-intensive industries and the challenge of supporting workers and communities dependent on such industries during the green transition.
- Obstacles to economic activity in the EU – A survey-based analysis
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs and Reuter, A., Obstacles to economic activity in the EU – A survey-based analysis, Publications Office of the European Union, 2025, https://data.europa.eu/doi/10.2873/8215117
The first survey considered in this note is the ‘Joint Harmonised EU Programme of Business and Consumer Surveys’ (EU BCS), which interrogates every month some 120,000 company managers from all across the EU about various aspects of their business (trend in production, employment, etc.), including the factors limiting their production/business. Established in the 1960s, the programme tracks managers’ answers over several decades.
The EU BCS is complemented in this note with data from the European Investment Bank Investment Survey (EIBIS), which targets every year 12,000 EU and 800 US enterprises, inquiring them about various aspects related to their investment activities (trend, investment areas, etc.) and, importantly, the main obstacles they face. Finally, the note also makes use of the special module of the EIBIS dedicated to SUpply CHains (SUCH), which was initiated in 2023. It surveys around 2,000 enterprises across the EU about the supply-chain disruptions encountered and the mitigating strategies taken by firms.
- The Single Market: Our European home market in an uncertain world – A Strategy for making the Single Market simple, seamless and strong
COM(2025)500 - Communication from the Commission to the European Parliament, the Council, the European Economic and Social Committee and the Committee of the Regions.
This Strategy presents a new approach to further developing our European market. It consists of the following pillars: 1) Fewer barriers: joint and focused efforts to take down the most harmful Single Market barriers - doubling down on efforts to tackle the ‘Terrible Ten’. 2) More ambition: a new approach to boosting European services markets. 3) More focus: on small and medium-sized enterprises (SMEs) including innovative startups and scaleups. 4) More effective digitalisation: Member States and the EU need to work in sync. 5) More simplification: taking immediate action to reduce red tape and make things simple. 6) More effective implementation and enforcement: the well-functioning of our European Market is a joint responsibility of the EU and the Member States. 7) More ownership: increasing political and national engagement. 8) More synergy: paradigm shift in EU spending. 9) More protection: acting as a shield from unfair trade practices.
- Signs of de-industrialisation? – A deep dive into the European car industry
European Commission: Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs, Garrone, M., Marotta, G. and Reuter, A., Signs of de-industrialisation? – A deep dive into the European car industry, Publications Office of the European Union, 2024, https://data.europa.eu/doi/10.2873/4335714
In recent years, the European industrial sector has been facing significant pressures that have sparked concerns about a potential wave of de-industrialisation. The drivers typically invoked are the energy crisis triggered by the Russian war of aggression against Ukraine, China's increasing competitiveness in key technologies for the green transition, such as batteries, electric vehicles and photovoltaic cells, as well as the US Inflation Reduction Act (IRA) with its potential to lure investment and production to the US. A growing labour and skills shortage in Europe further complicates the situation, as the industry relies heavily on skilled workers to adapt to green technologies and automation.
To gain a comprehensive understanding of potential de-industrialisation trends in Europe, the Directorate-General for Internal Market, Industry, Entrepreneurship and SMEs (DG GROW) conducted a rigorous analysis of production developments in the most significant manufacturing sectors of the ten largest EU economies. The exercise provided tentative evidence of de-industrialisation in the automotive sector and one of its supplier industries (fabricated metals), as well as manufacturing of machinery and chemicals (DG GROW, 2024). The presence and intensity of potential de-industrialisation varied significantly across Member States. In the case of the automotive industry, indications of a gradual de-industrialisation were confined to Germany, France and Italy, where the (price-adjusted) value of output started declining already before the pandemic and remains, to date, significantly below its 2018-level. At the same time, production in Czechia, Poland and Hungary ascended to unprecedented levels, suggesting that some relocation of production from Germany, France and Italy to the new Member States might have taken place.
- Last Updated: May 23, 2025 5:32 PM
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