Contractarian theories of the firm 并列题名:Contractarian theories of the firm contractual theory of the firm Competence-based theories of the firm Behavioral theory of the firm 并列题名:Competence-based theories of the firm Economic nature of the firm 并列题名:Behavioral theory of the firm Research on the Austrian theory of the firm 企业的企业家:契约理论:contractual theory of the firm