Roy Forbes Harrod (1990-78)

                            郎科比哈勞

God helps those who work hard

         Biography                                                   生平

      - Born in Oxford.                                            - 出生於牛津

      - Studied and worked at Oxford University.  - 於牛津大學就讀及任教 

      - During the war, worked in the Prime            - 大戰期間於首相府及軍部任職  

          Minister's office and the Admirality.            

      - Then retruned to Oxford University              - 後返回牛津大學工作

      - Much of his work based on Keynesian         - 他的工作均以凱因斯的理論為

          themes.                                                          基礎

         Important work                                               重要作品

       - Much work based around analysis of growth.  - 主要工作乃分析經濟增長

       - The accelerator theory-                                      - 加速定律

          *Net investment depends on rates of                   *產出之變化決定淨投資

            change of output.

       - Harrod-Domar model-                                        - 哈勞湯馬模型

          *The economy does not naturally find a               *社會不會自動達至充分就

            full-employment equilibrium.                              業之均衡

         Theories we have to learn                                 我們需要學習的理論

       - The accelerator theory (S7)                                  - 加速定律 (中七)

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