Resumen
O presente trabalho analisa as estratégias tecnológicas adotadas pelas empresas Baker Hughes, Halliburton e Schlumberger entre 1979 e 1998. Utilizando estatísticas calculadas a partir das patentes depositadas pelas empresas na base European Patent Office, o trabalho sugere uma mudança das estratégias tecnológicas das mesmas após o contrachoque do petróleo. Utilizando a International Patent Classification a três dígitos, as evidências empíricas indicam que após 1986 houve uma melhora significativa na performance tecnológica e na diversificação das competências tecnológicas das empresas analisadas. O presente trabalho argumenta que estas modificações tecnológicas estão relacionadas com as transformações no ambiente competitivo destas empresas, impostas pelo processo de reestruturação das majors no mesmo período.Citas
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