Accounting households in the economy. Revenues or expenses that the government tries to encourage people to do that is to record revenue and expenditure period that day . Revenues from any source on how much of an expense , what amount each day , week, month , and year to see the whole picture though. Themselves and their families how much revenue How much expenditure How much or how much is not enough money remaining expenditures over revenues . And explore which items cost a lot less pay . Have little need to pay only need to be reduced much needed .