: Origins and Growth of the Hollywood Motion-Picture Industry (ResearchGate) tracks the evolution of Hollywood from a chaotic collection of filmmakers into a "dense interlocking system" during the first three decades of the 20th century.
: History of film - Hollywood Studio System (Britannica) examines how the transition to sound in the late 1920s precipitated major mergers and corporate growth. 2. Contemporary Giants: The "Big Five" and Streaming : Origins and Growth of the Hollywood Motion-Picture
Classical research in this area explores how early studios like Paramount, MGM, and Warner Bros. established dominance by controlling every stage of the supply chain: production, distribution, and exhibition. : Origins and Growth of the Hollywood Motion-Picture