This paper summarizes the display advertising literature, organizing the content by the
agents in the display advertising ecosystem, and proposes new research directions. In doing …

Mortgage brokers acting as expert advisors for households often receive commission
payments from lenders. This paper analyzes the effects on welfare and market structure of …

The chapter has ten sections, which cover the theory of two-sided markets and related
empirical work. Section 1 introduces the reader to the literature. Section 2 covers the case of …

This review surveys the growing literature on the econometrics of first-price sealed-bid
auctions and nonlinear pricing. The complexity of the economic models has initiated fruitful …

Interest rate caps are widespread in consumer credit markets, yet there is limited evidence
on its effects on market outcomes and welfare. Conceptually, the effects of interest rate caps …

We provide a framework for empirical analysis of negotiated-price markets. Using mortgage
market data and a search and negotiation model, we characterize the welfare impact of …

This paper describes a framework to estimate the marginal cost of air pollution regulation,
then applies it to assess whether a large set of existing US air pollution regulations have …

This chapter provides an overview of the recent and growing econometric literature studying
how consumers search for products. We begin with a brief review of theoretical models of …

We study the interaction of search and application approval in credit markets. We combine a
unique dataset, which details search behavior for a large sample of mortgage borrowers …

This paper studies the intermediation of auto loans through auto dealers using new and
comprehensive administrative data. The arrangements between auto dealers and lenders …