共 17 条
[1]
Amemiya T., 1971, INT ECON REV, V12, P1
[2]
[Anonymous], 1968, CONCENTRATION PRICE
[3]
ASPELIN A, 1972, NATIONAL OLIGOPOLY L
[5]
COTHERN JH, 1973, BEEF MARKETING MARGI
[7]
KWITNY J, 1974, WALL STREET J
[8]
Lerner A.P., 1934, REV ECON STUD, V1, P157, DOI DOI 10.2307/2967480
[10]
*NAT ASS FOOD CHAI, 1964, MAN CLIN MEAT