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Continue to ChatTesting Long-Run Validity of Purchasing Power Parity in DevelopingCountries by Using Seasonal Unit Root Test - https://avesis.cu.edu.tr/yayin/849f7452-e67b-48cc-abdb-9363cf13e3b9/testing-long-run-validity-of-purchasing-power-parity-in-developingcountries-by-using-seasonal-unit-root-test