Giving the disadvantages of bad currency, Groepe said, The quality of banknotes in circulation also poses a reputational risk for the central bank and in fact for the country. Central Banks meet in SA to improve currency security and cash management
When the marginal utility comes to zero or we say the point of satiety is reached, the total utility is the maximum. If consumption is increased further from this point of satiety, the marginal utility becomes negative and total utility begins to diminish. The relationship between total utility and marginal utility is now explained with the help of following schedule and a graph.
BREAKING DOWN 'Marginal Utility'. For example, if you were really thirsty you'd get a certain amount of satisfaction from a glass of water. This satisfaction would probably decrease with the second glass, and then decrease even more with the third glass.