you have activated my trap card In his theory, money supply is controlled by the central bank and is an exogenous variable with no interest rate elasticity. At this point, monetary demand depends on people's psychological "liquidity preference". The difference between financial capital preservation and physical capital preservation BIN or Bank Identification Number is 6-digit variety of a credit or debit card that is utilized discover the specific bank, containing issued a particular card. The first 6 digits of an credit, debit, gift or prepaid card constitute the BIN in the card. The number facilitates or validates any transaction, that you will certainly make with this particular card.