A medium of exchange, by definition, is Group of answer choices the method used to buy and sell, be it barter or personal checks. paper bills and coins that are used to buy goods and services. precious metals that hold inherent value. what people trade for goods and services. the infrastructure used to transport and sell goods and services.

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.