World Population in 2050 the Number of People 65 and Older

question 34

Multiple Choice

World population in 2050 The number of people 65 and older projected to be alive around the world in 2050 is approximately:

• A)106 million
• B)2.3 billion
• C)1.5 billion
• D)670 million

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Definitions:

Absolute Purchasing Power Parity

A theory stating that identical goods and services in different countries should cost the same when priced in a common currency.

Standardized Good

a product that is produced to a set standard, making it interchangeable with similar products.

Economic Values

The worth of goods or services determined by the market, where price represents the quantity of resources people are willing to exchange for it.

Absolute Purchasing Power Parity

The economic theory that the price of a good should be the same in different countries when expressed in a common currency, accounting for exchange rates.