Wachira , Peris Factors influencing services firms ' investment in research and development in Kenya Peris Wachira and Juneweenex Mbuthia . - - Nairobi KIPPRA 2021 ISBN: ( KIPPRA discussion papr no . 278/ 2021) Subjects--Topical Terms: Economy Dewey Class. No.: 338.4791096762 WAC