Recent changes in the world economy have made the pursuit of entrepreneurial opportunity increasingly important to wealth creation. Moreover, as business schools worldwide have embraced the study of entrepreneurship, a conceptual framework for the field is beginning to emerge. This book examines the discovery, evaluation, and exploitation of opportunities to create future goods and services. It also evaluates the impact of entrepreneurial activity on individuals, firms and society at large.It will be an essential reference for students, researchers and professionals who are interested in this increasingly important field of study.