“…Price Discrimination (Vernon and Graham, 1971) Tying contract (Schmalensee, 1973) (Burstein, 1960a) (Blair & Kaserman, 1978) (Crandall, 1968) (Perry,1980) Tying contract (Burstein, 1960b) (Blackstone, 1975) Territorial restrictions coupled with resale price maintenance (Phillips & Mahoney,1985) Uncertainties (Arrow, 1975) Vertical contract (Teece, 1982) Reduce or transfer risk (Carlton, 1979) Long-term contract (Carlton, 1979) Assure Supply (Demand uncertainty) (Walker & Weber, 1984) Collateral (Benjamin, 1978) Deferred rebates (Goldberg, 1979) Control quality and services (Harrigan, 1986) Exclusive territories (Goldberg, 1982) Resale price maintenance (Marvel & McCafferty, 1984;Phillips & Mahoney, 1985) Reduce shirking (Measurement Uncertainty) (Alchian & Demsetz, 1972) Relational contract (Williamson, 1979) Reduce technological uncertainty (Teece, 1982) Equity joint venture (Hennart, 1988a) Appropriate R&D spillovers (Phillips, 1983) Vertical contracts (Evans & Grossman, 1983) Trading of Technology (Arrow, 1971) Equity joint venture (Kogut, 1988) …”