Social interactions occur when agents in a network affect other agents’ choices directly, as
opposed to via the intermediation of markets. The study of such interactions and the resultant …

Presidential elections provide both an important context in which to study advertising and a
setting that mitigates the challenges of dynamics and endogeneity. We use the 2000 and …

This paper examines a common assertion that customers in reward programs become “locked
in” as they accumulate credits toward earning a reward. We define a measure of switching …

This paper develops a model for the estimation and analysis of demand in the context of
social interactions. Decisions made by a group of customers are modeled to be an equilibrium …

Many advertisers are reluctant to shift a large proportion of their advertising budgets to the
Internet because they still view television advertising as the main vehicle for building a brand. …

We present a demand system for tied goods incorporating dynamics arising from the tied
nature of the products and the stockpiling induced by storability and durability. We …

Consumption of a good typically diminishes the marginal utility of consuming more, but for
how long? This paper adapts a model of consumption capital to allow consumption to have a …

We explore the effects of television advertising in the setting of the National Football League’s
Super Bowl telecast. The Super Bowl is well suited for evaluating advertising because …

Essential resources, like electricity and water, can experience rapidly changing demand or
supply while the other side of the market is unchanged. Short-run price variation could …

Presidential candidates purchase advertising based on each state’s potential to tip the
election. The structure of the Electoral College concentrates spending in battleground states, …