When a Market Prefers to Be Informal: The Case of Kazakhstani Medicinal Plants Aigerim Sarsenbayeva University of Vienna Aigerims17@univie.ac.at 05 December 2018 Working Paper No. 9 Working Paper Series on Informal Markets and Trade ISSN: 2510-2826 urn:nbn:de:hebis:30:3-464050