Fulginiti LE and RK Perrin (1997). “Ldc Agriculture: Nonparametric Malmquist Productivity Indexes.” J Development Economics 53(2): 373-390.
Fulginiti LE and RK Perrin (1997). “Ldc Agriculture: Nonparametric Malmquist Productivity Indexes.” J Development Economics 53(2): 373-390.