ECO100Y1 Lecture Notes - Lecture 2: Normative Economics, Sunk Costs, Opportunity Cost

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21 Oct 2017
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Descriptive, factual statements about the world are referred to as positive statements by economists. The unemployment rate is currently at 9 percent. Positive analysis describes how (or predicts how) the economy works: answers (cid:28645)(cid:28649)(cid:28633)(cid:28647)(cid:28648)(cid:28637)(cid:28643)(cid:28642)(cid:28647) (cid:28640)(cid:28637)(cid:28639)(cid:28633) (cid:28674)(cid:28651)(cid:28636)(cid:28629)(cid:28648) (cid:28636)(cid:28629)(cid:28644)(cid:28644)(cid:28633)(cid:28642)(cid:28633)(cid:28632)(cid:28675) (cid:28643)(cid:28646) (cid:28674)(cid:28651)(cid:28636)(cid:28629)(cid:28648) (cid:28637)(cid:28634). (cid:28675) (eg. what caused the great recession? what will happen if new text laws are passed?) On the other hand, economists refer to prescriptive, value-based statements as normative statements. The unemployment rate is too high: the government must take action in order to reduce the unemployment rate. Normative analysis makes prescriptions about how the economy should work: Makes value judgments, answers questions about wha(cid:28648) (cid:28674)(cid:28643)(cid:28649)(cid:28635)(cid:28636)(cid:28648)(cid:28675) (cid:28643)(cid:28646) (cid:28674)(cid:28647)(cid:28636)(cid:28643)(cid:28649)(cid:28640)(cid:28632)(cid:28675) (cid:28630)(cid:28633) done. (eg. 1. what should the level of income inequality be . 2. what level of support should govts provide to business?) We assume that decision-makers (e. g. consumers or firms) will only do something if the benefit of doing it exceeds the cost.

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