This paper studies differences in consumers' grocery shopping behaviorwhen they shop online and in a brick-and-mortar store. To do so, Iassemble a new scanner dataset that tracks customers' grocery purchasesin-store and on the Internet. This allows comparison in behavior of thesame households,...

Before implementation, a new idea is a private good as it is both rivalrous and excludable. Its widespread economic consequences arise only when a researcher finds the market resources that suit its economic applicability. In this context we analyse how an increase in the size of business...

We analyze the effects of neutral and investment-specific technology shocks on hours worked and unemployment. We characterize the response of unemployment in terms of job separation and job finding rates. We find that job separation rates mainly account for the impact response of unemployment...