Income is conventionally denoted by "Y" in economics. John Hicks made use of "I" for income, but Keynes wrote to him in 1937, "after seeking both of those, I feel it really is simpler to use Y for income and I for expense. Income performs a central purpose in someone’s https://incomestreams18340.humor-blog.com/34168015/a-secret-weapon-for-fummel-income-streams