When we disclose information, we may also communicate information about information. The listener learns not only X but also that the speaker knows X. And the speaker also learns by speaking (for example, the speaker knows that the listener knows X). In this paper we present a series of examples...

In this paper, we look at the case for bundling in an oligopolistic environment. We show that bundling is a particularly effective entry-deterrent strategy. A company that has market power in two goods, A and B, can, by bundling them together, make it harder for a rival with only one of these...

The economic theory of bundling has moved from the classroom and academic journals to the public policy arena. Its debut was dramatic. On July 3, 2001, the European Commission blocked the $42 billion merger between GE and Honeywell. A primary reason for their objection to this combination was a...

Home equity is the single largest component of household wealth for the majority of American households. Yet, there is virtually no way for the average family to insure itself against drops in home value and the ensuing destructive financial loss. Much of U.S. housing policy has focused on...

This paper presents an empirical and theoretical investigation of the strategic components to political participation. Using state-by-state voting data for the eleven U.S. Presidential elections, 1948-1988, we first show that voter turnout is a positive function of predicted closeness and a...

In March 2004, following a five-year investigation, the European Commission found Microsoft liable for illegally tying the Windows Media Player to the Windows operating system. This Column evaluates the antitrust issues and the proposed remedy. What is remarkable is that the remedy eliminates...

This article develops a rational theory of minimal nuclear deterrence: What is the minimal amount of weapons needed to maintain a stable balance of power? By searching for the requirements of minimal nuclear deterrence, we hope to gain a better understanding of how to proceed with arms reduction...

Throughout Joseph Stiglitz's long and distinguished career in economics, the focus has been on the real world, with all of its imperfections. His 2001 Nobel Prize recognized his pioneering research in imperfect information; his work in other areas, including macroeconomics, public economics, and...