We analyze survey evidence on individuals' willingness to sanction law violations – such as evading taxes, drunk driving and fare dodging – by disapproval or social exclusion. Our data show that people condition their willingness to sanction a norm violation on their belief about its...

An important aspect of household surveys is the design of consumption questions. A controlled experiment shows that a single question on total monthly nondurables expenditure and a design with 35 disaggregated categories produce different results. These differences vary with household...

When health insurance reforms involve non-linear price schedules tied to payment periods (for example, a quarter or a year), the empirical analysis of its effects has to take the within-period time structure of incentives into account. The analysis is further complicated when demand data are...

Asymmetric information is an important phenomenon in insurance markets, but the empirical evidence on the extent of adverse selection and moral hazard is mixed. Because of its implications for pricing, contract design, and regulation, it is crucial to test for asymmetric information in specic...

Temptation and self-control in intertemporal choice environments are receiving increasing attention in the theoretical economics literature. Nevertheless, there remains a scarcity of empirical evidence from controlled environments informing behavior under repeated temptations. This is...

Internet surveys are becoming increasingly popular. Concerns about the representativeness of online samples, however, frequently cast doubts on the validity of conclusions derived from internet survey data. These doubts rest on the fact that not all persons have internet access and on the...

When designing household surveys, including surveys that measure consumption expenditure, numerous choices need to be made. Which survey mode should be used? Do recall questions or diaries provide more reliable expenditure data? How should the concept of a household be defined? How should the...