Andrés ÁlvarezMarc Hofstetter2026-03-222026-03-22201310.2139/ssrn.2367457https://doi.org/10.2139/ssrn.2367457https://andeanlibrary.org/handle/123456789/69449enDemographic economicsBusinessLabour economicsJob Vacancies in Colombia: 1976-2012article