共 7 条
[1]
GERIG DS, STUDIES INCOME WEALT, P226
[2]
TUCKER R, 1940, REV EC STAT FEB, P171
[3]
CONSUMER INCOMES US, P28
[4]
1942, C BOARD EC RECORD
[5]
1945, SURVEY CURRENT BUSIN
[6]
STUDIES INCOME WEALT, V6, P226
[7]
CONSUMER INCOMES US, P34