Let’s go step by step to understand what this page is teaching — even though there’s no specific “problem” to solve like a math question, we can break down the key ideas so you really get them.
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This worksheet is about
how markets work in a free economy — specifically, how prices are decided and why people have to make choices.
Step 1: Supply and Demand
Imagine you’re selling lemonade.
- If lots of people want your lemonade (high demand) but you only made 5 cups (low supply), you can charge more — maybe $2 per cup.
- But if you made 50 cups and only 5 people want it (low demand), you’ll probably lower the price to $0.50 just to sell some.
That’s
supply and demand:
→ When something is scarce (not much available) and many people want it → price goes UP.
→ When there’s too much of something and not many want it → price goes DOWN.
The point where buyers and sellers agree on a price? That’s called
equilibrium — shown in the diagram with the crossing lines.
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Step 2: Scarcity and Opportunity Cost
You only have $10. You want both a new video game ($30) and a pizza ($10).
You can’t buy both — that’s
scarcity. Resources (like money or time) are limited.
So you choose the pizza. What did you give up? The video game.
That’s your
opportunity cost — the next best thing you didn’t choose.
Even small things count:
If you spend an hour watching TV instead of studying, your opportunity cost might be a better grade later.
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Step 3: Command Economy vs Market Economy
In a
market economy (like the U.S.), regular people and businesses decide what to make, how much to charge, etc. Government doesn’t control most things.
In a
command economy (like old Soviet Union), the government decides everything:
→ How many shoes to make
→ Who gets them
→ What they cost
People don’t get to choose freely — the government does.
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Now, let’s look at the little cartoon at the bottom right:
> “I must produce one more sweater because I need it for my family.”
> “But if I do, I won’t have enough wool left to make socks!”
This shows
opportunity cost again.
She has limited wool (scarce resource).
Making a sweater means she CAN’T make socks.
Her opportunity cost of making the sweater = the socks she could’ve made.
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Final Answer:
The main idea of this page is that in a market economy, prices are set by supply and demand, and because resources are scarce, every choice has an opportunity cost — meaning you give up something else when you pick one thing over another. In contrast, in a command economy, the government makes those decisions instead of individuals or businesses.
Parent Tip: Review the logic above to help your child master the concept of government and the economy worksheet.