Bec Ch 3 Econ Flashcards
What is micro economics
Focus on the behavior and purchasing decisions of individuals and firms
What variables cause a demand curve shift?
Changes of prices of other goods and services, customer tastes, spendable income, wealth and size of market
How is price elasticity of Demand calculated arc method?
Change in quantity demand/ average quantity divided by change in price / average price
What non income factors affect consumption?
Expectations about future prices of goods Quantity of consumer liquid assets Amount of consumer debt Stock of consumer durable goods Attitudes about saving money Interest rates
What causes a supply curve to shift?
Number or size of producers
Changes in various production costs
Technological advances
Government actions
What is a perfectly competitive market?
Large number of sellers each too small to affect the price ex soybeans no product differentiation must be a low cost producer
Pure monopoly
Single seller no close substitutes entry barriers
Monopolistic competition
Many firms selling differentiated products relatively easy barrier to entry typical grocery stores, detergent breakfast cereals
Oligopoly
Significant Barriers to entry auto industry
What is macro economics?
Focus on economy as a whole focuses on measure of output employment inflation and trade surplus or deficit
Three segments of economy
Consumer business and government