basic microeconomics-part2

in this part, we disscuss basic issues of microeconomics: what supply and demand problems happen in market ?
1. Mechanisms of market
2. Movement of demand and supply
3. Elasticity of demand and supply
4. short-term elasticity and long-term elasticity
5. Perception and (forecast) prediction of impact of market position change
6.Effects of government intervention and price controls
....................................//..............................................
1. Mechanisms of market
Demand - Supply analysis is a fundamental tool that can be applied a wide varies of economic problem, especially in microeconomics.
Demand line and supply line are be indicators that we use it to know how many goods  firms will produce or customers will or want to buy. That's  like a function of price
2. mechanism of market is the trend balance of equilibrium. That mean movement of product price go to a level-it's a balance price with supply=demand , that mean there have not surplus of supply or demand.