Israel Kirzner is today’s leading figure of the Austrian School of Economics. His contribution to economics range from the history of economic thought (The economic point of view) to the analysis of the working of competitive markets, reintroducing the role of the entrepreneur to explain market dynamics (Competition and Entrepreneurship, or Perception, opportunity and profit )
The economic point of view, an essay in the history of economic thought which seeks to define the nature of economic inquiry, available from the Libertyfund Library of Economics & Liberty