Marginal analysis is an important decision-making tool in the business world. Marginal analysis allows business owners to measure the additional benefits of one production activity versus its costs.

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, ...

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 contrast to extensive attention on model selection for cross-sectional data, research on model selection for longitudinal data remains largely unexplored. This is ...

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 ...