Social policy evaluation : an economic perspective 2026-02-16T12:58:51+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Helpman, Elhanan; Razin, Assaf; Sadka, Efraim (Academic Press, 1983)