Ivy League have produced many Nobel laureates, winners of the Nobel Prize and the Nobel Memorial Prize in Economic Sciences. According to the Nobel Foundation's website, the number of prize-winners affiliated with each Ivy League university at the time of their awards is: Brown, 2; Columbia, 17; Cornell, 8; Dartmouth, 0; Harvard, 36; Penn, 4; Princeton, 14; and Yale, 8. In addition, each university self-reports their number of affiliated Nobel laureates, but they use varying definitions for which Nobel winners they claim (for example, alumni, active faculty, former faculty, visiting faculty, adjunct faculty, etc.) Collaboration between the member schools is illustrated by
Black Ivy League 1999 to 2007, Ivy League colleges launched initiatives to make higher education more affordable, to the point that students from low income families can graduate debt-free. The University of Pennsylvania has expanded its financial aid program to the point that all students qualifying for financial aid can graduate debt-free. The "Journal of Blacks in Higher Education" notes that the significant increase in financial aid by Harvard and other Ivy League schools will make it difficult for other schools to compete for top African-American students. A study of the average wages of alumni conducted by Roland G. Fryer Jr. and Michael