Abstract
In this study it is tried to compare the family income and expenditure of dual-income households (in which both husband and wife are working) with those of one-income households (in which only one person is working). The data of this study are on the results of “The Family Income and Expenditure Survey” by the Statistics Bureau of Prime Minister's Office. The method of comparing the two is the test of significant differences, t-test.
The results of the tests are as follows :
(1) The current income in dual-income households is more than that in one-income households. Referring to the income of household head, the income in dual-income households is less than that in one-income households.
(2) The current expenditure and the disbursements other than the expenditure in dual-income households are more than those in one-income households. As a special feature, expenditures for the cultural life and for the conveniences enlarge under the influence of the housewives going to work.
