The special interest group model of government, employed throughout public choice theory, models the outcomes of government as a function of special interest group activity. Early work in this area by authors such as Stigler (1971) and Peltzman (1976) focused on the role of interest groups in...

Baumol's (1990) theory of productive and unproductive entrepreneurship is a significant recent contribution to the economics of entrepreneurship literature. He hypothesizes that entrepreneurial individuals channel their effort in different directions depending on the quality of prevailing...