Linked from
The 34 pages that link to Purchasing power parity, each with the reason it gives.
Exchange rateRelated: It links currency values to differences in national price levels.
Price indexRelated: Comparable price indexes help measure differences in national price levels.
Cost of livingRelated: It supports cross-country comparisons of what incomes can buy.
Canadian dollarRelated: It offers a way to compare what Canadian dollars buy across countries.
Brazilian realRelated: It offers a way to compare what the real buys with what other currencies buy.
World economyRelated: It makes national output comparisons less dependent on market exchange rates.