POID

POID Working Paper

Creative destruction through innovation bursts

In theories of creative destruction, product innovation is a key driver of aggregate growth. In this paper, we confront the predictions of these theories about product dynamics with empirical patterns in product-level da...Read more...

Blog

Imperial College Business School:

How protectionism risks undermining the US economy

Donald Trump's announcement of wide-ranging tariffs has threatened to upend the rules of global trade that have been in place for decades, impacting supply chains and businesses across the world. The US President's pla...Read more...

Blog

LSE Politics and Policy:

How emigration shapes the diffusion of new technologies

A central driver of economic growth is new technology. Gaia Dossi and Davide Coluccia show how migrants from Britain to the US in the late 19th and early 20th century not only brought new ideas with them but helped US in...Read more...

CEP report

Innovation through crises in the 2020s: survey evidence on digital, AI and net zero innovation in UK firms

In this policy brief, we present new data from a survey of 373 UK firms conducted in May 2024 in partnership with the Confederation of British Industry (CBI). This is a follow-up to our two earlier surveys which revealed...Read more...

Blog

Vox EU:

Inflation on Wall Street versus Main Street

Since 2021, developed countries have experienced a significant inflation episode. This column uses Decision Maker Panel data from UK CEOs and CFOs to study firms' inflation perceptions and expectations around monthly off...Read more...

Journal article

The Economic Journal:

Employer Screening and Optimal Unemployment Insurance

Field experiments show that employers are less likely to consider long-term unemployed job-seekers for interviews. We study the implications for optimal unemployment insurance (UI). Based on a structural model of job sea...Read more...

POID Working Paper

Emissions-adjusted total factor productivity

Traditional estimates of total factor productivity (TFP) measure the output that a bundle of inputs produces. But production comes with emissions that stay in the atmosphere for decades, which means that productivity doe...Read more...

Blog

The ECB Blog:

AI can boost productivity - if firms use it

We constantly hear of exciting new ways AI tools can help to tackle economic problems and the productivity gains they bring. However, benefits can only materialize when firms actually use AI....Read more...

Blog

Bruegel:

Pitfalls to avoid as the EU ramps up defence investment

The European Union's push to rearm in the face of growing external threats and the increasing disengagement of the United States has, so far, been primarily a push to spend more on defence and to find ways to facilitate ...Read more...

POID Working Paper

Firm dynamics and growth with soft budget constraints

We develop a model of endogenous growth and firm dynamics with soft budget constraints, where firms differ in their innovation speed and slower firms need additional financing in order to eventually innovate. As creditor...Read more...

Blog

MIT Sloan Management Review:

Reskilling the Workforce With AI: Harvard Business School's Raffaella Sadun (podcast)

Harvard Business School professor Raffaella Sadun's research has historically focused on digital reskilling. Now, rapid technological changes - like AI - are reshaping the nature of work. Raffaella's research has explore...Read more...

POID Working Paper

Cultural exception? The impact of price regulation on prices and variety in the market for books

Fixed book price (FBP) agreements are a form of resale price maintenance applied to books in various countries. FBP restricts retail price competition with the aim of promoting book production variety. Yet, despite its p...Read more...

Blog

IMF Finance and Development magazine :

Innovation's Unseen Frontier

Notwithstanding Plato's 2,400-year-old proverb, necessity alone is not the mother of invention. It also requires opportunity. An individual's likelihood of becoming an innovator reflects parental background in terms of i...Read more...

CentrePiece article

How China’s rise has shaped innovation and exit among European solar firms

Should policymakers protect European firms by restricting imports of solar technology from China? Pia Andres finds that Chinese competition has resulted in many European firms going out of business, but it has also promp...Read more...

CentrePiece article

Revving up wages: How rising productivity has benefited car industry workers

Fast productivity growth in the UK car industry led to staff in the sector earning about 37% more than the average manufacturing employee by the 2010s. But Andreas Teichgraeber and Tim Obermeier show that while wages wen...Read more...

CentrePiece article

in brief... Do try this at work: the AI chatbot that can interview at scale

Large language models can conduct interviews at speed and at scale. Friedrich Geiecke and Xavier Jaravel present a new open source platform to support this innovative form of qualitative research....Read more...

Blog

LSE Impact of Social Sciences:

The next innovation revolution should be democratisation

Innovators are most likely to be men from privileged backgrounds. Xavier Jaravel argues that democratisation and widening of access to innovative careers worldwide is key to boosting long-term growth and addressing today...Read more...

POID Working Paper

Return innovation: The knowledge spillovers of the British migration to the United States, 1870-1940

This paper documents that out-migration promotes the diffusion of innovation from the country of destination to the country of origin of migrants. Between 1870 and 1940, nearly four million British immigrants settled in ...Read more...

POID Working Paper

AI-generated production networks: Measurement and applications to global trade

This paper leverages generative AI to build a network structure over 5,000 product nodes, where directed edges represent input-output relationships in production. We layout a two-step 'buildprune' approach using an ensem...Read more...

Blog

Vox EU:

Distributional consumer price indices and the measurement of inequality

Differences in consumption patterns between lower- and higher-income households suggest the potential for inflation inequality, but evidence on the scale and drivers of this disparity remains scarce. This column uses 'di...Read more...

POID Working Paper

Poaching, raids and managerial compensation

This paper presents a model of employee poaching with asymmetric employer learning. Firms poach managers not only due to their track record but also for their personnel-specific information about workers. In equilibrium,...Read more...

POID Working Paper

Migration and innovation: The impact of East German investors on West Germany's technological development

We investigate the causal relationship between inventor migration and regional innovation in the context of the large-scale migration shock from East to West Germany between World War II and the construction of the Berli...Read more...

POID Working Paper

How curvy is the Phillips curve?

Macro data suggests a convex relationship between inflation and economic slack, but identifying causality is challenging. Using micro data from large panel surveys of UK and US firms we show that the response of prices t...Read more...

Blog

Project Syndicate:

What AI Means for Growth and Jobs

While many commentators warn that AI will undermine employment and offer only modest productivity gains, empirical studies continue to suggest otherwise. With the right policies in place, the technology holds immense pot...Read more...

POID Working Paper

Firm climate investment: A glass half-full

We analyse the importance of climate-related investment using a large economy-wide survey of UK firms. Over half of firms expect climate change to have a positive impact on their investment in the medium term, with aroun...Read more...