The quantity of production which a producer is able and willing to sell in the market at a given price and at a particular point of time is called supply.
The total available quantity of goods with a producer which can be offered for sale in the market as per the ability and willingness of the seller is called stock.
Can supply be greater than present production? When ?
Answer
Supply can be greater than present production. Supply depends on stock. It includes present and past production both. Therefore supply can be greater than present production.
The increases in price raise the profit of the firm and includes other firm to enter into the market. Therefore there is positive relationship between price and supply.
What is the difference between market price and equilibrium market price ?
Answer
Market price can be equilibrium and disequilibrium. Equilibrium market price is established when demand and supply of the good is same in the market. This price remains for the long run.
What will be the change in equilibrium market price when demand and supply change ?
Answer
When the market price of the good is greater than the equilibrium price of the goods it creates surplus of the good. It again creates competition among the firms to sell their goods in the market. This process the price of the goods until it reaches the equilibrium level.
What are the factors other than price affect the supply ?
Answer
Prices of inputs, Level of inputs, Level of technology, Prices of relative goods, Rumours about the future prices, Production cost, Government policy, Transportation, Number of firms and Goals of the firm, Interest rate etc. affect the supply.
All factors remaining constant, an increase in price raises the supply and a decrease in price reduces the supply. There is direct relationship between price and supply.