Serial entrepreneurship, experience and self-employment duration
Authors: ['A. Miguel Amaral', 'Rui Baptista', 'Francisco Lima']
Year: 2009
Methodology
- Sample: Not explicitly stated in abstract (utilizes the Quadros de Pessoal database)
- Design: longitudinal
- Data: Quadros de Pessoal (matched employer-employee database)
Factors Extracted (3)
General Human Capital (Education/General Experience) [strong] — Negative effect on the hazard of becoming a serial entrepreneur
Entrepreneurial-Specific Human Capital (Prior Founder Experience) [strong] — Positive effect on the hazard of re-entering entrepreneurship
Previous spells of non-employment [weak] — Controlled for; expected no significant impact on re-entry utility
Key Findings
- General human capital actually decreases the likelihood (hazard) of an ex-entrepreneur starting another business, likely due to higher opportunity costs in the traditional labor market.
- Specific entrepreneurial human capital is the primary driver for individuals becoming serial entrepreneurs.
- The study establishes that different types of human capital play distinct, and sometimes opposing, roles in entrepreneurial dynamics.
Limitations
- The study focuses on 'hazard' (likelihood over time) of re-entry rather than the financial performance/success of the subsequent ventures.
- The analysis is based on a specific Portuguese administrative database (Quadros de Pessoal), which may have geographic or institutional specificities.
- The abstract suggests a focus on 'ex-entrepreneurs,' potentially excluding portfolio entrepreneurs who start businesses while still operating others.
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