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 ...

Supply and demand curves express relationships between price and quantity. Equilibrium exists when supply equals demand. The shape of these curves and the equilibrium price affect small and large ...

Budget surpluses occur when income exceeds expenses in any budget. Economic surplus arises when supply outstrips demand, lowering prices. Producer surplus increases with cost reductions from ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Robert Kelly is managing director of ...