_________ is the sum of all individual firms supplies of a good .

What does 'willing' means ?

A movement along the supply curve caused by a change in price is called a

The Sum of Consumer and Producer surplus is known as

At the _________ ,the quantity consumers are willing and able to buy is exactly equal to the quantity firms are willing and able to sell .

A ___________ lowers cost of production.

At the point of competitive market equilibrium , the sum of consumer and producer surplus is

__________ is defined as the highest price consumers are willing to pay for a good minus the price actually paid .

__________ refers to producing the combination of goods wanted by society .

A leftward shift is called a