Mariana Mazzucato: Rethinking the Role of the State in Innovation

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12 September 2026 0 Comments

Mariana Mazzucato: Rethinking the Role of the State in Innovation

Mariana Mazzucato is an Italian-American economist whose work has reshaped debate about innovation, public investment and the creation of economic value. She is Professor in the Economics of Innovation and Public Value at University College London (UCL), where she founded and directs the UCL Institute for Innovation and Public Purpose.

From market failure to market shaping

Mazzucato is best known for challenging the idea that governments should play only a limited role in the economy. In The Entrepreneurial State, she argues that public institutions have often made significant, early investments in technologies that later became central to commercial success. Rather than simply correcting “market failures”, she says, governments can help shape markets by supporting ambitious research, developing new capabilities and directing investment towards public goals.

This argument does not suggest that every public investment succeeds. Instead, it asks how the risks and rewards of innovation are shared. When taxpayers help fund the research behind new products and industries, Mazzucato argues, the public should have a meaningful stake in the value created.

What counts as value?

In The Value of Everything, Mazzucato examines how societies define and measure economic value. She questions whether activities that generate profit necessarily create lasting social benefit, and highlights the difference between creating value and extracting it. Her work encourages policymakers to look beyond headline measures such as gross domestic product when assessing economic progress.

Mission-oriented innovation

Mazzucato also promotes “mission-oriented” policies: coordinated efforts to tackle major challenges, such as climate change, public health and social inequality. Inspired by large-scale projects such as the Apollo programme, this approach brings together government, business, researchers and communities around clear goals. The aim is not simply to fund particular technologies, but to encourage innovation across different sectors in pursuit of outcomes that benefit society.

In Mission Economy, she develops this idea further, arguing that public institutions need the skills and confidence to set direction, work collaboratively and learn from the results. Missions, in her view, should be ambitious and measurable, while leaving room for a range of solutions.

Influence and debate

Mazzucato’s ideas have informed discussions among governments and international organisations about industrial strategy, public investment and the role of the state. Supporters value her account of how public action can drive innovation and help address long-term challenges. Critics, meanwhile, debate how governments should choose priorities, judge success and ensure accountability.

That debate is central to her work. Mazzucato’s contribution is not only to call for more public investment, but to ask what that investment is for, who benefits from it and how institutions can create public value. Her writing continues to influence conversations about building economies that are innovative, inclusive and sustainable.

 

Exploring Mariana Mazzucato: Political Views, Personal Life, and Economic Contributions

  1. Is Mariana Mazzucato left wing?
  2. Is Mariana Mazzucato married?
  3. Who is a famous female left-wing economist?
  4. Who are the top 5 economists in the world?
  5. What is the mission economy approach?
  6. What is Mariana Mazzucato known for?

Is Mariana Mazzucato left wing?

Mariana Mazzucato is often associated with progressive or left-of-centre economic thinking because she argues for an active role for government in shaping markets, investing in innovation and ensuring that the public shares in the benefits of publicly funded research. However, “left wing” is a broad political label, and her work is better understood through these specific ideas than as a straightforward party-political position. Her proposals have attracted interest across the political spectrum, as well as debate about the proper role of the state and how public investment should be managed.

Is Mariana Mazzucato married?

Mariana Mazzucato is reported to be married, but she keeps her personal life largely private and reliable public sources provide few details about her spouse. Her public profile focuses mainly on her work as an economist, author and policy adviser.

Who is a famous female left-wing economist?

One well-known female economist associated with left-wing and progressive ideas is Mariana Mazzucato. She is a professor at University College London and is known for arguing that governments can play an active role in driving innovation, shaping markets and tackling challenges such as climate change and inequality. Her work is influential in debates about public investment and economic policy, although her ideas—and how they should be put into practice—are also widely debated.

Who are the top 5 economists in the world?

There is no definitive list of the world’s “top five” economists, as rankings depend on whether influence is measured by academic research, public policy or wider impact. Frequently cited contemporary economists include Daron Acemoglu, Esther Duflo, Claudia Goldin, Joseph Stiglitz and Mariana Mazzucato, whose work spans institutions and growth, poverty, gender and labour markets, globalisation, and the role of government in innovation. Mazzucato is particularly influential for her arguments about public investment and how economies can create value for society.

What is the mission economy approach?

The mission economy approach, developed by economist Mariana Mazzucato, calls on governments to set clear, ambitious goals that address major social challenges—such as climate change or improving public health—and to bring together businesses, researchers and communities to achieve them. Rather than simply correcting market failures or funding individual technologies, it aims to shape markets around public purpose, encourage innovation across sectors and ensure that the benefits of investment are shared more widely.

What is Mariana Mazzucato known for?

Mariana Mazzucato is known for her research on innovation, public value and the role of government in the economy. In books such as The Entrepreneurial State, she argues that public investment can help drive innovation and shape new markets, rather than simply correcting market failures. She also champions “mission-oriented” policies that bring governments, businesses and researchers together to tackle major challenges, including climate change and public health.

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