. . "Aufgabensammlung." . . . . . "Study guide to accompany International economics, theory and policy, eighth edition" . . . . . . "Study guide to accompany \"International economics\", theory and policy, 8. edition" . . . . . . . . "Aufgabensammlung" . "International economics" . "Study guide to accompany Krugman/Obstfeld International economics, theory and policy, 8[th edition]"@en . "Study guide to accompany International economics, 8th ed"@en . "Study guide to accompany \"International economics\", theory and policy, eighth edition" . "Problems and exercises"@en . "Problems and exercises" . . . "Study guide to accompany International economics, theory & policy, 8" . . "Außenwirtschaftstheorie." . .