As we begin a new semester, we are always looking for examples that illustrate economic principles. Fortunately, the world is filled with them, often in our own backyard. Two come to mind. Our ...

In recent years there has been considerable research devoted to the development of methods for the analysis of incomplete data in longitudinal studies. Despite these advances, the methods used in ...

This article develops a methodology for regression analysis of ordinal response data subject to interval censoring. This work is motivated by the need to analyze data from multiple studies in ...

Marginal analysis was the heart of early Austrian economics and was quickly adopted into mainstream economics, where it is central to modern microeconomic analysis. Amazingly, many people in business ...

Business owners and managers make a number of decisions throughout the day, week or month. Many of these decisions are "either-or," but even more of them often are about "how much." Margin analysis, ...