Uncertainty appears to vary strongly over time, temporarily rising by up to 200% around major shocks like the Cuban Missile crisis, the assassination of JFK and 9/11. This paper offers the first structural framework to analyze uncertainty shocks. I build a model with a time varying second...

In this paper we examine the causal impact of competition on management quality. We analyze the hospital sector where geographic proximity is a key determinant of competition, and English public hospitals where political competition can be used to construct instrumental variables for market...

Economists have long puzzled over the astounding differences in productivity between firms and countries. For example, looking at disaggregated data on U.S. manufacturing industries, Syverson (2004a) found that plants at the 90th percentile produced four times as much as the plant in the 10th...

We use an innovative survey tool to collect management practice data from over 4,000 medium sized manufacturing firms across Asia, Europe and the US. These measures of managerial practice are strongly associated with firm-level performance (e.g. productivity, profitability and stock market...

A short policy brief of Bloom's research into the role of management in the Indian textiles sector.

A long-standing question in social science is to what extent differences in management cause differences in firm performance. To investigate this we ran a management field experiment on large Indian textile firms. We provided free consulting on modern management practices to a randomly chosen...

We use an innovative methodology to measure management practices in over 300 manufacturing firms in the UK. We then match this management data to production and energy usage information for establishments owned by these firms. We find that establishments in better managed firms are significantly...

We detail the methodology that we have been using to quantify managerial and organizational practices across firms and countries in recent years. This has been used in many pieces of research at the Centre for Economic Performance. We discuss the pros and cons of such survey tools, describing...