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SCARCITY, CHOICE, TRADE-OFFS, OPPORTUNITY COST
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SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST. Land (raw materials) Labor Capital (factories, machinery, tools) Entrepreneur – somebody to put.

Jan 10, 2016

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Page 1: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

SCARCITY, CHOICE, TRADE-OFFS, OPPORTUNITY COST

Page 2: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Land (raw materials)LaborCapital (factories, machinery, tools) Entrepreneur – somebody to put it

all together (literally, someone who undertakes a task)

Page 3: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

There’s not enough to go around There are not enough resources for

everyone to have everything they want Scarcity: Something is scarce if it’s

desirable but limited Everything is scarce

Page 4: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

When an economic choice is made, an alternative is always foregone

Example: If you only have $10, you could go to the movies or go out to eat, but not both

Other examples? Non-financial examples?

Page 5: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

THREE BASIC QUESTIONS OF ECON: What to make? How to make it? Who gets it? Allocation depends on the system you’re using –

traditional system (pre-capitalism), capitalism/market, command economy.

We use the mixed system in USA – some decisions made by market, some by government/command.

Page 6: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Groups of 4 10 minutes to decide Share choices and reasoning

Page 7: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Unlimited wants? Do we want too much? What is really a

need? For some people something is a need for others it’s not…

Page 8: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Choosing one thing makes you give up something else

Opportunity cost

The next best alternative you forego when making a choice

Page 9: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Production Possibilities Curve Production Possibilities Frontier

Page 10: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Opportunity Lost – Opportunity costs On the PPF – introducing the

production possibilities frontier On the PPC – the PPF revisited

Page 11: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

What’s your opportunity cost for buying a bunch of new clothes?

Playing sports? Having a part-time job? Dating only one person in high

school? Of the nation spending more on the

homeless vs. on schools? Paying off the national debt? Government creating more jobs?

Page 12: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

the guns vs. butter analogy

Page 13: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Where would unemployed resources (aka: an inefficient economy) be on the PPC? Growth?

Page 14: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Come up with your own examples or use these: hours of study vs. sleep; work vs. play in a 10-hour day; part-time job vs. spending time with girlfriend, planting carrots vs. strawberries in a garden; stuff you can buy with limited $ Investment vs. consumption Popularity vs. grades

Page 15: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Central themes in economics

Page 16: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

1. Is it fair to have very rich and very poor people? How does one “deserve” to be rich or poor?

2. Are people born with equal abilities and equal wealth?

3. Can you say that societies give equal chances to all?

4. So – should society take from the rich to give to the poor? Why or why not? How?

Page 17: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

To what extent should governments intervene in the allocation of resources?

Advantages of a large government role? Disadvantages of large government role? Depends on the economic system…

DVD Ch. 2: Capitalism v. Socialism – The Cuban Quandary

Page 18: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Growth: An increase in real GDP (a country has more stuff!) = gross domestic product – the total quantity of goods and services produced in a country (only counts income involving money)

Development: An improvement in people’s quality of life is measured by the HDI (human development index). How does it get calculated?

HDI includes: the level of GDP per capita (as an indication of income levels), literacy (as an indication of education levels), and life expectancy (as an indication of levels of health).

Which is more important? Is there a trade-off between the two?

Page 19: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

HDI is a measurement of the quality of life in a country

EFI is a measurement of the amount of economic freedom in a country (high EFI means low level of government intervention)

Countries with high HDI numbers tend to also have high EFI numbers

Page 20: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Group Activity – show on a chart how you think the total wealth of the USA is distributed. Place on the X line the population arranged by income.

To what extent might the goal of economic efficiency conflict with the goal of equity? WHY might that be the case? Which goal is more important?

Occupy Wall Street - the 1% vs. the 99% DVD Ch. 23 Pareto Optimality & Pecan Pie

Page 21: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

Using resources at a rate at which they are able to replenish themselves and the environment is not depleted in the process of production.

The threat to sustainability as a result of the current patterns of resource allocation

Why is the concept easier said than done? Sustainability in a Changing World video

(Christian Slatter & Enzo Tiezzi http://www.youtube.com/watch?v=W2DIpohdUI0

Page 22: SCARCITY, CHOICE, TRADE- OFFS, OPPORTUNITY COST.  Land (raw materials)  Labor  Capital (factories, machinery, tools)  Entrepreneur – somebody to put.

How obligated are wealthy countries to help LDCs improve?

Why do they need our help? What’s in it for us? Why not help Americans first? Should the US give more foreign aid or

less? What role should politics and economic

benefit (e.g. natural resources) play in which countries we help, vs. degree of need?