Month: October 2011

Cross Elasticity of Demand : Cross elasticity of demand occurs when a change in price of a commodity brings the change in demand of another commodity. The cross elasticity of demand for two goods X and Y, is the ratio of the percentage change of quantity purchased of X to the percentage change in price … Read more

Income elasticity of demand : A persons demand for a good may change with hisher change in income. The income elasticity of demand is the ratio of percentage change quantity purchased per time to the percentage change in income. Thus, Here, em = Income elasticity of demand             m = initial income             Q = … Read more

Price Elasticity of Demand : Price elasticity of demand measures the quantitative response of demand to a change in price. This is the ratio of percentage change in demand to the percentage change in price. So the price elasticity of demand is, Here,  ep = price elasticity of demand             ΔQ = change in quantity … Read more

         Elasticity : In economics, elasticity is the ratio of the percentage change in one variable to the percentage change in another variable. Elasticity is a popular tool among empiricists because it is independent of units and thus simplifies the analysis. …  Elasticity of Demand : The demand of a commodity depends … Read more

Market Demand For a Commodity : The market demand for a commodity means the total demand for a commodity made by all the individuals in the market. The market demand for a commodity gives the alternative amounts of a commodity demanded per time period, at various alternative prices, by all the individuals in the market. … Read more

Shift in Demand Curve : Shift in demand curve means the change in demand curve. This change will have to be for the change in ceteris paribus. That is when the price of a commodity remains constant and the other things which can affect the demand of the commodity changes, a shift can be found … Read more

Law of Negatively Sloped Demand Curve:             First, obtain the demand schedule; the formula is,                                                 Qdx = f(Px)             Considering, an individual demand function for a commodity X is given by,                                                 Qdx =8 – Px    cet.par.             Here, Qdx  is the quantity demanded and Px is the price … Read more