To calculate the Consumer Price Index between two years in Excel, take a sum of all the amounts spent on the basket of products over those two years. Then use the following formula to find the CPI ...

Sometimes external forces in the economy throw the supply and demand for a product or service out of whack. Trade quotas are a common and powerful example of one such external force. One way ...

Consumer surplus is the amount exceeding an equilibrium price the consumer is willing to pay. The equilibrium price is an idealized price, in which the demand for the good equals its supply. If the ...