We document the presence of multiple and varied constraints to small and medium firm growth. This presents both a practical problem for business training programs and a challenge to academic economists trying to identify mechanisms though which these programs may affect outcomes. External...

Lancasterian models of product differentiation typically assume a one-dimensional characteristics space. We show that standard results on prices and locations no longer hold when firms compete in a multi-characteristics space. In the location game with n characteristics, firms choose to maximize...

We investigate the marketing practice of framing a price as a discount from an earlier price. We discuss two reasons why a discounted price---rather than a merely low price---can make a consumer more willing to purchase. First, a high initial price can indicate the product is high quality....

We study the effects of managerial practices in schools on students' outcomes. We measure managerial practices using the World Management Survey, a methodology that enables us to construct robust measures of management quality comparable across countries. We find substantial heterogeneity in...