NOT KNOWN FACTUAL STATEMENTS ABOUT INCOME STREAMS

Income is conventionally denoted by "Y" in economics. John Hicks utilized "I" for income, but Keynes wrote to him in 1937, "after trying each, I think it is actually easier to use Y for income And that i for expenditure.So How would you go about making several income streams? The obvious way to do it can be by producing several income funnels.The t