求下面几篇国际投资方面的英文文献，中文的就免了，特别是那几个旧的模型，到处都有。

价格可议，单价不低于200，也可交换资源。

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小岛清（Kiyoshi Kojima）: 边际产业扩张论

海默（Stephen Herbert Hymer）:垄断优势理论

S.H.Hymer：The International Operations of National Firms: A Study of Direct Foreign Investment, Cambridge,

Massachusetts, MIT Press, 1976.

弗农（Raymond Vernon）:

Vernon, R. (1966). International Investment and International Trade in the Product Cycle. Quarterly Journal of

Economics, 80, 190-207.

Vernon, R. (1979). The Product Cycle Hypothesis in a New International Environment.

巴克莱（Peter J.Buckley）和卡森（Mark O.Casson）:内部化理论

邓宁（John H. Dunning）:国际生产折衷理论

威尔斯(Louis T. Wells):小规模技术理论

J.Johanson & L. Mattsson（1988）：Internationalization in Industrial Systems-A Network Approach,pp.446-472.in Neil Hood and J.E.Vanune(eds),Strategies in Global Competition,Beckenham,Kent:Croom Helm for the Institule of International Business

Forsgren,M.(2002):The Concept of Learning in the Uppsala International Process ModelCritical Review Review,International

Business Review 11,pp.257-277

Czinkota,Micheal R.and Michadl Ursic（1991）:Classification of Exporting Firms According to Sales and Growth into a Share

Martrix,Journal of Business Research,22(3):pp.243-153

Cavusgil,S.T.（1980）:On the Internationalization Process of Firms,European Research,8:pp.273-281

Cavusgil,S.T.（1980）:Some Observations on the Relevance of Critical Variables for Internationalization Stages,Export

Management,An International Context,Czinkota,M.r,Tesar,G.(eds).Praeger:New York ,pp.276-288