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Review Mistakes

6 questions you missed in the last 30 days. Answer one correctly and it leaves this list.

Money and Prices

3 questions

Polish inflation was 586% in 1990 and 43% by 1992. What best explains the fall?

Your answerShops ran out of goods, so prices stopped rising
Correct answerThe central bank stopped printing money to cover the deficit

Freeing prices caused a one-time jump. Prices stopped rising year after year once new money stopped paying the government’s bills.

Why Prices Rise quiz · missed today

Every price doubles, and so does your pay. What happens to what your pay can buy?

Your answerIt halves
Correct answerIt stays the same

What matters is prices compared with income. If both double, your pay buys the same, though cash you saved now buys half as much.

What Money Is quiz · missed 12 days ago

Who usually loses most when inflation turns out higher than expected?

Your answerBorrowers on fixed-rate loans
Correct answerSavers holding cash

Surprise inflation shrinks the value of money. Fixed-rate borrowers repay in cheaper money and gain; people holding cash lose.

Why Money Beat Barter quiz · missed 6 days ago

Supply and Demand

2 questions

A frost destroys half the orange crop. What happens to the price of orange juice?

Your answerIt falls, because fewer people buy it
Correct answerIt rises, because supply falls

Less supply and the same demand means buyers compete for fewer oranges, so the price rises until they are shared out.

Supply and Demand unit test · missed 21 days ago

A city caps rents below the market rate. What does basic theory predict?

Your answerMore flats come up for rent
Correct answerMore people want flats than landlords offer

A price held below the market rate raises the amount people want and lowers the amount offered. The gap is a shortage.

Supply and Demand unit test · missed 21 days ago

Prices and Information

1 question

In “The Use of Knowledge in Society” (1945), what did Hayek say prices do?

Your answerTell planners what to produce
Correct answerPass on scattered knowledge about what is scarce

No planner can know what millions of people know. A rising price tells everyone to economise, without anyone needing to know why.

Prices and Information unit test · missed 27 days ago