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Paying a “fair” price to park your car
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Paying a “fair” price to park your car

Working out how to charge for using scarce resources can be an economic and ethical challenge, writes Jenny Robinson.

depreciation
What is...

What is depreciation?

Whether shopping for a car or a computer, it’s hard to tell whether the purchase is worth its price longer term.

a customs union
What is...

What is a customs union?

Countries can lower barriers to trade by making different agreements, such as forming a customs union.