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Krugman's AP Economics: Section 1 Flashcards

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10614887134macroeconomicsConcerned with overall ups and downs of the economy. Nations and world.0
10614887135microeconomicsStudy of how people make decisions and how those decisions interact. A business or a single product.1
10614887136resourcesAnything that can be used to produce something else.2
10614887137scarcityResources aren't available in sufficient quantities to satisfy all the various ways a society wants to use it.3
10614887138types of resourcesLand, labor, capital, entrepreneurship.4
10614887139landAll resources that come from nature, such as minerals, timber, and petroleum.5
10614887140laborThe effort of workers.6
10614887141entrepreneurshipDescribes the efforts of entrepreneurs in organizing resources for production, taking risks to create new enterprises, and innovating to develop new products and production processes.7
10614887142capitalManufactured goods used to make other goods and services.8
10614887143choiceSince resources are scarce, people must make choices about what to produce and buy.9
10614887144opportunity costWhat you must give up in order to get an item. The next best thing.10
10614887145positive economicsIs the branch of economic analysis that describes the way the economy actually works.11
10614887146normative economicsMakes prescriptions about the way the economy should work.12
10614887147marginal analysisThe study of the costs and benefits of doing a little bit more of an activity versus a little bit less. Optimal: MC=MB. The more you do of something, benefits decrease and costs increase.13
10614887148marginal costThe cost of doing one more of something.14
10614887149marginal benefitThe gains of doing one more of something.15
10614887150unemploymentNumber of people actively working for work but not currently employed. People spend less money, so businesses get less money, so more people get laid off.16
10614887151business cycleShort-run alternation between expansions and recessions.17
10614887152expansionAlso known as recoveries. Periods of economic upturns when output and employment are rising. More people can get jobs because more are hiring.18
10614887153economic growthAn increase in the maximum amount of goods and services an economy can produce.19
10614887154recessionPeriods of economic downturns when output and employment are falling. People lose jobs and less people are hiring.20
10614887155peaksThe highest point of an expansion.21
10614887156troughsThe lowest point of a recession.22
10614887157labor marketThe supply of available workers in relation to available work.23
10614887158inflationRising overall price level.24
10614887159deflationFalling overall price level.25
10614887160depressionA very deep and prolonged economic downturn.26
10614887161how to calculate opportunity cost40 fish=30 coconuts. 1 fish=3/4 coconut.*27
10614887162constant opportunity costThe curve is a straight line with a slope. The opportunity cost remains the same throughout the whole curve.*28
10614887163increasing opportunity costThe curve is an actual, "concave" curve. The opportunity is actually small at first, but as resources must be shifted from production of one item to another, the cost increases.*29
10614887164points on a production possibilities curvePoints inside the curve are inefficient, and there is no opportunity cost to increase production of one or both items. Points on the curve are efficient and there is an opportunity cost to increase production of one item. Points outside of the curve are optimal and are caused by gains in trade.30
10614887165shift of PPCA shift to the right signals economic growth. This is caused by an increase of available resources, such as new technology.31
10614887166gains from tradePeople can get more of what they want through trade than they could if they tried to be self-sufficient. This increase in output is due to specialization, when people do more of what they're better at.32
10614887167comparative advantageThe advantage that occurs when their opportunity cost of producing an item is lower for that individual than for others, and therefore gives up less.*33
10614887168absolute advantageThe advantage that occurs when someone can make more of something than someone else, regardless of opportunity cost.*34
10614887169advantages of free trade among nationsIndividuals can consume at a higher level then they would without trade.35
10614887170compare calculated opportunity costA: 1=3, B: 1=4. A has comparative advantage. *36
10614887171barterTrade of one good/service for another. Money is not involved.37
10614887172importsGoods brought into a country.38
10614887173exportsGoods shipped out of a country.39
10614887174range of tradeAny number between the two opportunity costs of different individuals for the same item = acceptable.40
10614887175Adam SmithEmphasized importance of specialization.41

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