Key points are not available for this paper at this time.
Bruce Caldwell, University of North Carolina D. Wade Hands, Notre Dame University Richard Langlois, University of Connecticut Victor Vanberg, George Mason University Brian Loasby, University of Stirling Geoff Hodgson, Newcastle-Upon-Tyne Polytechnic Douglass North, Washington University.
Hamlin et al. (Sun,) 研究了这一问题。