Mavugano Lumadede, A.T., Prof. Matthew M. Theuri, PhD and Dr. Anthony Ngunyi, PhD 2021. INFLUENCE OF COMPETITION IN THE PRIVATE SECURITY INDUSTRY ON THE MANAGEMENT OF PRIVATE SECURITY FIRMS IN NAIROBI CITY COUNTY, KENYA. Advances in Social Sciences Research Journal. 8, 11 (Nov. 2021), 137–153. DOI:https://doi.org/10.14738/assrj.811.9770.