Most research on new product and service development by entrepreneurial firms takes an individual-level, prelaunch perspective or firm-level postlaunch perspective. Our study examines two components of the new product and service introduction process: how entrepreneurs’ prior knowledge...

We examined 19 years worth of defintions of entrepreneurial opportunity and opportunity-related processes. We found 56 articles in six entrepreneurship-focuse publications, with a total of 49 conceptual definitions and 32 operational definitions. Among those definitions, we identified 25...