Policy and Practice ReviewsPublished 15 July 2026Formalising informal trade: redefining Kenya's micro, small, and medium enterprise standards and regulatory environmentEsther Ngari · Joshua Mugendi Njiru · Caroline Ntara · Vincent Onywera · Charles Githira · Ann Rintari · Evalyne Njeru · Geoffrey Muriira · Henry Rotich · Peter KaigwaraFrontiers in Behavioral Economicsdoi 10.3389/frbhe.2026.1860727