The IS-LM model gives the underpinnings of total interest (itself talked about above). It addresses the inquiry "At some random cost level, what is the amount of merchandise requested?". This model shows what blend of financing costs and result will guarantee harmony in both the merchandise and cash markets.[21] The products market is demonstrated as giving correspondence among speculation and public and private saving (IS), and the currency market is displayed as giving balance between the cash supply and liquidity preference.[22]