??????????? ? ?????????????????????????????? ?????????? ????????????????? ???????????????? ????????????????? ???????????????????????? ?????????????????? 1 ??? 16 ???????? ?????????????????????????????????????? “???????????????????” ?????????????????????????? ???????.Condition ?????????????????????????????????????????????????????????????????????

Income is conventionally denoted by "Y" in economics. John Hicks utilised "I" for income, but Keynes wrote to him in 1937, "immediately after making an attempt both of those, I feel it is much easier to use Y for income And that i for investment decision.This may be a great way to make revenue, particularly when you have got beneficial information