Results

Journal article

The Review of Economic Studies:

Using disasters to estimate the impact of uncertainty

Uncertainty rises in recessions and falls in booms. But what is the causal relationship? We construct cross-country panel data on stock market returns to proxy for first- and second-moment shocks and instrument these wit...Read more...

CEP discussion paper

What triggers stock market jumps?

We examine next-day newspaper accounts of large daily jumps in 16 national stock markets to assess their proximate cause, clarity as to cause, and the geographic source of the market-moving news. Our sample of 6,200 mark...Read more...

Blog

Vox EU:

The distinctive character of policy-driven stock market jumps

When the stock market moves in a big way, journalists try to explain why. This column uses next-day newspaper accounts to characterise the drivers of more than 6,000 big daily moves ('jumps') across 16 national stock mar...Read more...

Journal article

The Quarterly Journal of Economics:

Measuring economic policy uncertainty

We develop a new index of economic policy uncertainty (EPU) based on newspaper coverage frequency. Several types of evidence-including human readings of 12,000 newspaper articles-indicate that our index proxies for movem...Read more...

CEP discussion paper

Measuring economic policy uncertainty

We develop a new index of economic policy uncertainty (EPU) based on newspaper coverage frequency. Several types of evidence ? including human readings of 12,000 newspaper articles ? indicate that our index proxies for m...Read more...

CEP discussion paper

Does uncertainty reduce growth? Using disasters as natural experiments

A growing body of evidence suggests that uncertainty is counter cyclical, rising sharply in recessions and falling in booms. But what is the causal relationship between uncertainty and growth? To identify this we constru...Read more...

CEP US election analysis

Economic Recovery and Policy Uncertainty

Until some political mechanism creates incentives to elect moderate representatives who can reach across the ideological divide, the US seems destined to heightened levels of policy uncertainty for many years to come. So...Read more...

CentrePiece article

Policy uncertainty: a new indicator

The damaging impact of economic uncertainty on growth has been reasonably well studied - but what happens when there is uncertainty about economic policy-making? Nicholas Bloom and colleagues have developed a measure of ...Read more...