"This timely book argues that the overcrowding of national parks in the United States represents a social problem in need of public sector action and a policy solution, as no systematic means to address this problem has been implemented either nationally or on a park-by-park basis. Throughout...

This research collection illustrates the wide range of methodologies and methods available for the evaluation of public programs. All these methods address the benefits of the programs and most compare the benefits to costs, but the types of benefits and their measures vary greatly across the...