Optimal Transport Methods in Economics is the first textbook on the subject written
especially for students and researchers in economics. Optimal transport theory is used …

Computer science and economics have engaged in a lively interaction over the past fifteen
years, resulting in the new field of algorithmic game theory. Many problems that are central …

We characterize the set of extreme points of monotonic functions that are either majorized by
a given function f or themselves majorize f and show that these extreme points play a crucial …

A principal wishes to screen an agent along several dimensions of private information
simultaneously. The agent has quasilinear preferences that are additively separable across …

As engineering is required to answer directly and more heartily than before the requirement
of society and markets, we want to answer the following questions. What kind of open …

Modern probability theory, whose foundation is based on the axioms set forth by
Kolmogorov, is currently the major tool for performance analysis in stochastic systems. While …

The customer-oriented approach is actively developing within the global trend of the modern
industrial revolution that is Industry 4.0. The focus on customer interests has led to …

An Equivalence Theorem between geometric structures and utility functions allows new
methods for understanding preferences. Our classification of valuations into “Demand …

A profit‐maximizing seller has a single unit of a good to sell. The bidders have a pure
common value that is drawn from a distribution that is commonly known. The seller does not …

This article establishes a general equivalence between discrete choice and rational
inattention models. Matějka and McKay (2015) showed that when information costs are …