The number of MBA applicants fell 22% in 2012 [in the US] - the fourth consecutive year of decline. P. 29.
That is from this paper by Robert Simons (Capitalism and Society, January 2013). He argues:
Business school curriculums have increasingly downplayed the importance of competition in favor of extolling benevolence and virtue. P. 31.
From the abstract:
[The influence of social-entrepreneurship?]