“…Enrollment , Ruggiero and Vitaliano (1999), (2010), Rayeni and Saljooghi (2010), Gronberg et al (2012), Johnes et al (2012), Misra et al (2012), Aristovnik and Obadic (2014), . Expenditures (teaching, research, administrators, supporting staff) Bessent and Bessent (1980), Bessent et al (1982), Butler and Monk (1985), Sengupta and Sfeir (1986), Jesson et al (1987), , Smith and Mayston (1987), Mayston and Jesson (1988), Färe et al (1989), Beasley (1990), Callan and Santerre (1990), Diamond and Medewitz (1990), Barrow (1991), Ganley and Cubbin (1992), Deller and Rudnicki (1993), McCarty and Yaisawarng (1993), Breu and Raab (1994), Sinuany et al (1994), Beasley (1995), Chalos and Cherian (1995), Ruggiero et al (1995), Cubbin and Zamani (1996), Engert (1996), Jimenez and Paqueo (1996), (2006a) (2008) (2014a), (2000), Athanassopoulos and Shale (1997), Bates (1997), Chalos (1997), Duncombe et al (1997), Grosskopf et al (1997Grosskopf et al ( ) (1999 …”