It is an Exchange for Needs And Media for exchange of goods & services.
Through Mutual Fund Investment, Real Estate, Shares, etc.
Income-(Savings or Investment) = Expenses.
By ELSS (Mutual Funds), Insurance, Housing Loans etc.
Compounded Annual Growth Rate.
General Increase In Prices of goods & services and decrease in the Purchasing Value Of Money (i.e. Decrease In Money Value).