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Economics Chp. 3, Demand, Supply, and Market Equilibrium

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53345938demandthe desire, willingness, and ability to buy a good or service; schedule or curve
53345939demand schedulea table that shows the relationship between the price of a good and the quantity demanded
53345940law of demandeconomic law that states that consumers buy more of a good when its price decreases and less when its price increases
53345941diminishing marginal utilitysuccessive units of a particular product yield less and less marginal utility
53345942income effectthe change in consumption resulting from a change in real income
53345943substitution effectwhen consumers react to an increase in a good's price by consuming less of that good and more of other goods
53345944demand curvea graph of the relationship between the price of a good and the quantity demanded
53345945determinants of demandAnything other than price of the current item that influences consumer buying decisions, including income, tastes and preferences, price of related items (substitutes and complements), number of consumers in the market, and expected future price.
53345946change in demanda change in the quantity demanded of a good or service at every price; a shift of the demand curve to the left or right.
53345947normal goodsGoods for which demand goes up when income is higher and for which demand goes down when income is lower.
53345948inferior goodsgoods whose demand varies inversely with money income;, a good or service whose consumption declines as income rises (and conversely), price remaining constant.
53345949substitute goodgoods that can be used to replace the purchase of similar goods when prices rise
53345950complementary goodProducts and services that are used together. When the price of one falls, the demand for the other increases (and conversely).
53345951consumer expectationsThe idea that changes in expectations about the future can change the amount of real output demanded.
53345952change in quantity demandedmovement along the demand curve, from one point to another, due to a change in price
53345953supply schedulea table that shows the relationship between the price of a good and the quantity supplied
53345954supplythe amount of a product that would be offered for sale at all possible prices that could prevail in the market
53345955law of supplyTendency of suppliers to offer more of a good at a higher price
53345956supply curvea graph of the relationship between the price of a good and the quantity supplied
53345957determinants of supplyAnything other than price of the current item that influences production decisions, including cost of raw materials, cost of labor, level of technology used to produce, number of producers in the market, price of related products, and expected future price.
53345958change in quantity suppliedmovement from one point to another on a fixed supply curve
53345959change in supplychange in the entire schedule and a shift of the entire curve right or left. cause is a change in one or more determinant of supply.
53345960equilibrium pricethe price at which the amount producers are willing to supply is equal to the amount consumers are willing to buy
53345961equilibrium quantitythe quantity supplied and the quantity demanded at the equilibrium price
53345962surplussituation in which quantity demanded is less than quantity supplied
53345963shortagesituation in which quantity demanded is greater than quantity supplied
53345964rationing function of pricesability of competitive forces of supply and demand to establish a price at which selling and buying decisions are consistent
53345965productive efficiencythe situation in which a good or service is produced at the lowest possible cost
53345966allocative efficiencythe particular mix of goods and services most highly valued by society
53345967price ceilinga maximum price that can be legally charged for a good or service
53345968price floora legal minimum on the price at which a good can be sold

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