Evans, D. and Jovanovic, B. (1989) ‘An Estimated Model of Entrepreneurial Choice under Liquidity Constraints’ , Journal of Political Economy97(4): 519-535 .
2.
Gompers, P. and Lerner, J. (2002) The Venture Capital Cycle. Cambridge, MA: MIT Press .
3.
Parker, S. (2004) The Economics of Self-employment and Entrepreneurship. Cambridge: Cambridge University Press .
4.
Storey, D. (1994) Understanding the Small Business Sector. London: Routledge .