We use scanner data and time diaries to document how households substitute time for money through shopping and home production. We document substantial heterogeneity in prices paid for identical goods for the same area and time, with older households shopping the most and paying the lowest...

In this paper we revisit two well-known facts regarding lifecycle expenditures. The first is the familiar "hump" shaped lifecycle profile of nondurable expenditures. We document that the behavior of total nondurables masks surprising heterogeneity in the lifecycle profile of individual...

"Contents" -- "Prefatory Note" -- "Introduction / John Haltiwanger, Erik Hurst, Javier Miranda, and Antoinette Schoar" -- "I. Entrepreneurial Heterogeneity" -- "1. High- Growth Young Firms: Contribution to Job, Output, and Productivity Growth / John Haltiwanger, Ron S. Jarmin, Robert Kulick, and...