{
  "title": "Risk-Taking and Optimal Taxation with Nontradable Human Capital",
  "publication": "IMF Working Papers, December 1, 1992",
  "sourceUrl": "https://www.imf.org/en/publications/wp/issues/2016/12/30/risk-taking-and-optimal-taxation-with-nontradable-human-capital-856",
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  "summary": "What are the effects of taxation on individual/entrepreneurs’ risk-taking behavior? This paper re-examines this old question in a continuous time life-cycle model.",
  "sections": [
    {
      "heading": "Summary and research question",
      "content": "- Investigates: What are the effects of taxation on individual/entrepreneurs’ risk-taking behavior?\n- Approach: Re-examines the question in a continuous time life-cycle model.\n- Central insight: The stream of uncertain income from human capital has systematic effects on demand for the risky physical capital asset."
    },
    {
      "heading": "Key findings on risk-taking and taxation",
      "content": "- If labor supply is inelastic and real wages are known with certainty, then:\n  - A labor income tax will reduce holdings of the risky physical asset.\n- If there are random fluctuations in labor income, then:\n  - The effect of a labor income tax on demand for the risky physical asset depends on the nature of interaction between wage risk and investment income risk.\n  - A labor income tax may raise demand for the risky capital asset if human capital risk and physical capital risk are positively correlated.\n- The idiosyncratic risk and nontradability of human capital have systematic implications for demand for risky assets."
    },
    {
      "heading": "Implications for optimal taxation",
      "content": "- When the insurance and disincentive effects are jointly taken into account:\n  - A Pareto efficient tax structure implies a strictly positive tax rate."
    },
    {
      "heading": "Model and mechanism details (as described)",
      "content": "- Framework: Continuous time life-cycle model.\n- Key mechanisms emphasized:\n  - Interaction between wage risk and investment income risk.\n  - Nontradability of human capital.\n  - Insurance effects versus disincentive effects in tax design.\n\n---\n\n\nSource: https://www.imf.org/en/publications/wp/issues/2016/12/30/risk-taking-and-optimal-taxation-with-nontradable-human-capital-856"
    }
  ],
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    "[Markdown version](/en/publications/wp/issues/2016/12/30/risk-taking-and-optimal-taxation-with-nontradable-human-capital-856/index.md)",
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    "Authors: Zuliu Hu",
    "Published: December 1, 1992",
    "Series: IMF Working Papers",
    "DOI: https://doi.org/10.5089/9781451947427.001",
    "Investigates: What are the effects of taxation on individual/entrepreneurs’ risk-taking behavior?",
    "Approach: Re-examines the question in a continuous time life-cycle model.",
    "Central insight: The stream of uncertain income from human capital has systematic effects on demand for the risky physical capital asset.",
    "If labor supply is inelastic and real wages are known with certainty, then:",
    "If there are random fluctuations in labor income, then:",
    "The idiosyncratic risk and nontradability of human capital have systematic implications for demand for risky assets.",
    "When the insurance and disincentive effects are jointly taken into account:",
    "Framework: Continuous time life-cycle model.",
    "Key mechanisms emphasized:"
  ],
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}