Afirm practicing group price discrimination that has constant marginal cost will

Marginal cost will boost add up to benefit by expanding benefit for each gathering independently. 
The expansion or diminishing in the aggregate cost of a generation keep running for making one extra unit of a thing. It is processed in circumstances where the breakeven point has been achieved: the settled expenses have just been consumed by the as of now created things and just the immediate (variable) costs must be represented.

The federal reserve took an expansionary approach during the crisis. this was done by expanding the money supply and boosting liquidity. this can be seen in the fed's actions of lending to banks, purchasing securities, and lowering the federal funds rate in order to lower overall interest rates. the fed's goal was to increase consumer spending and overall liquidity within the system, and they pursued this by expanding the supply of liquid money.