Face-to-face communication drastically increases cooperation rates in social dilemmas. We test which factors are the most important drivers of this communication gap. We distinguish three main categories. First, communication may decrease social distance. Second, communication may enable...

We experimentally study how people form expectations about correlated variables. Subjects forecast a time-series variable A. In the baseline treatment, subjects only observe past values of A. In the correlated treatment, they additionally observe an informative correlated variable B. Our novel...

An impatient, risk-neutral monopolist must sell one unit of an indivisible good within a fixed number of periods and privately informed myopic buyers with independent values enter the market over time. In each period, the seller can either run a reserve price auction incurring a cost or post a...

Classes in microeconomics typically use cubic cost functions because they can exhibit marginal costs that fall as output increases to some efficient level, and then rise thereafter. Cubic cost functions embody economies of scale, making it easy to illustrate that concept with quadratic average...