Results

CEP discussion 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...

CEP discussion paper

Capital-skill complementarity in firms and in the aggregate economy

We study capital-skill complementarity in a multi-sector framework featuring firm-specific, multi-factor production functions. We characterize the elasticity of the skill premium to the price of capital equipment in term...Read more...

Journal article

The Quarterly Journal of Economics:

Measuring growth in consumer welfare with income-dependent preferences: nonparametric methods and estimates for the United States

How should we measure changes in consumer welfare given observed data on prices and expenditures? This article proposes a nonparametric approach that holds under arbitrary preferences that may depend on observable consum...Read more...

CEP discussion paper

Nonparametric measurement of long-run growth in consumer welfare

How should we measure long-run changes in consumer welfare? This paper proposes a nonparametric approach that is valid under arbitrary preferences that depend on observable consumer characteristics, e.g. when expenditure...Read more...