000
00244nam a2200109Ia 4500
008
231018s9999||||xx |||||||||||||| ||und||
040
_a
MAIN
245
0
_a
American economic review
260
_c
2012
300
_a
2380-3110
_b
102(6)
942
_c
BJ
999
_c
55488
_d
55488