The article analyzes a model of a regulated firm that is better informed about its cost function than is the regulator. By auditing at a cost, however, the regulator is assumed to be able to observe the realized cost of the firm. If the regulator "finds" that the firm had misrepresented its...

This paper presents a dynamic model of election, government formation, and legislation in a parliamentary democracy with proportional representation in which the policy chosen in one period becomes the status quo for the next period. The electorate votes strategically by taking into account the...

This paper introduces the subject of private politics and presents illustrative models using as the context a conflict between an activist and a firm. Private politics addresses situations of conflict and the resolution of that conflict without reliance on the law. It encompasses the political...

The news media plays an essential role in society, but surveys indicate that the public views the media as biased. This paper presents a theory of media bias that originates with private information obtained by journalists through their investigations and persists despite profit-maximizing news...

eBay provides an online auction venue for remote and anonymous individuals to realize gains from trade. As a venue it never sees the items sold, verifies the item listings, handles settlements, or represents either the buyer or seller. Despite the associated incentive problems over five million...

This paper provides a theory of private politics in which an activist seeks to change the production practices of a firm for the purpose of redistribution to those whose interests it supports. The source of the activist's influence is the possibility of support for its cause by the public. The...

Activist NGOs have increasingly foregone public politics and turned to private politics to change the practices of firms and industries. This paper focuses on private politics, activist strategies, and nonmarket strategies of targets. A formal theory of an encounter between an activist...

In Special Interest Politics Gene Grossman and Elhanan Helpman examine how special-interest groups influence political outcomes for the benefit of their members. The authors take interest groups seriously by considering a range of theories and supporting evidence on interest group activity....

This paper provides a theory of firm behavior motivated by moral duty, self-interest, and social pressure. A morally-managed and a self-interested firm compete in a market in which their corporate social performance (CSP) provides product differentiation. In addition to acting as consumers,...

This model of an electric utility views the regulator as setting price with the firm choosing ex ante capital and labor inputs and responding to ex post demand with its fuel input and the services of the ex ante inputs. If the firm anticipates that its choice of capital stock will influence the...