This paper shows, based on an empirical study of American entrepreneurs, that spin-offs are indeed a step ahead of firms that do not receive support from a third party company.
Link
http://www.ersa.org/ersaconfs/ersa04/PDF/287.pdf
This paper shows, based on an empirical study of American entrepreneurs, that spin-offs are indeed a step ahead of firms that do not receive support from a third party company.