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.
The marginal utility here would be the15 utils of the 2nd egg consumed. Marginal utility, thus, can also be described as difference between total utility derived from one level of consumption and total utility derived from another level of consumption.