Buying Amendments? Lobbyists' Campaign Contributions and Microlegislation in the Creation of the Affordable Care Act

When do campaign contributions matter? This article advances the claim that a group that gives campaign contributions to US Members of Congress is more likely to achieve legislative success when (1) a single legislator can deliver to the group (2) a private benefit (3) without attracting negative attention. Using an original data set based on the written comments of nearly 900 interest groups lobbying the US Senate Finance Committee on health...