Estimation of the Pareto tail index from extreme order statistics is an important problem in many settings. The upper tail of the distribution, where data are sparse, is typically fitted with a model, such as the Pareto model, from which quantities such as probabilities associated with extreme...

In an environment that features second-degree price discrimination, this paper fully characterizes the set of surplus divisions that can arise from all possible information consumers have about their valuation. By extending the techniques developed in a companion paper (Yang, 2019a), I show that...

Many developing countries are becoming oil exporters, producing crude oils that often differ markedly in quality from those principally traded. Governments must predict the prices of such crudes, to forecast revenue and evaluate the fairness of the price they receive from companies selling on...