The role of the dollar as an international currency is explored factually, with emphasis on a frequently asked question: Is the dollar's dominance declining? The suggested answer is yes, but quite gradually. Implications of this slow decline are briefly explored.

This paper argues that interviews and surveys are an underutilized research tool in economics. In particular, it defends the propositions that the interview method might work better than more conventional theory and econometrics as a way to learn about the reasons for wage and price stickiness....

In this brief essay, I describe my approach to the principles course. I emphasize three themes. First, in teaching microeconomics, the tools of welfare economics should play a larger role than they have in the past. Second, in teaching macroeconomics, classical ideas should play a larger role...