{
  "title": "Agglomeration, Innovation, and Spatial Reallocation: The Aggregate Effects of R&D Tax Credits",
  "publication": "IMF Working Papers, July 1, 2022",
  "sourceUrl": "https://www.imf.org/en/publications/wp/issues/2022/07/01/agglomeration-innovation-and-spatial-reallocation-the-aggregate-effects-of-r-d-tax-credits-520254",
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  "summary": "I investigate the aggregate effects of R&D tax credits in the US. Because it subsidizes R&D activity and because credit rates vary between states, this policy has both spatial and dynamic effects on the economy.",
  "sections": [
    {
      "heading": "Research question and approach",
      "content": "- Investigates the aggregate effects of R&D tax credits in the US.\n- Models the policy channel: R&D tax credits subsidize R&D activity and credit rates vary between states, generating spatial and dynamic effects.\n- Framework: constructs an endogenous growth model with spatial heterogeneity and agglomeration spillovers in innovation.\n- Key mechanism: aggregate outcomes depend on the spatial distribution of the population, which is endogenous and reacts to policy."
    },
    {
      "heading": "Main findings",
      "content": "- R&D tax credits have both spatial effects (through variation in state credit rates) and dynamic effects (through innovation subsidies).\n- Agglomeration spillovers in innovation imply that where R&D activity locates matters for aggregate outcomes.\n- The endogenous distribution of population amplifies or attenuates aggregate effects because population location responds to R&D subsidy policies."
    },
    {
      "heading": "Policy implications and recommendations",
      "content": "- Optimal policy design should account for spatial heterogeneity: local R&D subsidies can be tailored to maximize aggregate welfare.\n- Identifies a set of local R&D subsidies that maximize aggregate welfare within the model framework."
    },
    {
      "heading": "Model features and assumptions",
      "content": "- Endogenous growth model with:\n  - Spatial heterogeneity.\n  - Agglomeration spillovers in innovation.\n  - Endogenous population distribution that responds to policy.\n- Policy instrument analyzed: R&D tax credits / R&D subsidy rates varying across states."
    },
    {
      "heading": "Subjects and keywords",
      "content": "- Subjects: Credit ratings, Labor, Money, Population and demographics, Production, Productivity, Tax allowances, Taxes, Wages.\n- Keywords: agglomeration, aggregate outcome, Credit ratings, elasticity of agglomeration, elasticity of congestion, Global, innovation, Productivity, R&D activity, R&D subsidy, R&D tax credit rate, R&D tax credits, Tax allowances, Wages, welfare effect.\n\n---\n\n Content in this bundle\n\n- Working Paper\n  - Working Paper (Markdown version){rel=\"alternate\" type=\"text/markdown\"}\n  - Working Paper (PDF){rel=\"external\" type=\"application/pdf\"}\n\n---\n\nSource: https://www.imf.org/en/publications/wp/issues/2022/07/01/agglomeration-innovation-and-spatial-reallocation-the-aggregate-effects-of-r-d-tax-credits-520254"
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    "Authors: Alexandre Sollaci",
    "Published: July 1, 2022",
    "Series: IMF Working Papers",
    "DOI: https://doi.org/10.5089/9798400212666.001",
    "Investigates the aggregate effects of R&D tax credits in the US.",
    "Models the policy channel: R&D tax credits subsidize R&D activity and credit rates vary between states, generating spatial and dynamic effects.",
    "Framework: constructs an endogenous growth model with spatial heterogeneity and agglomeration spillovers in innovation.",
    "Key mechanism: aggregate outcomes depend on the spatial distribution of the population, which is endogenous and reacts to policy.",
    "R&D tax credits have both spatial effects (through variation in state credit rates) and dynamic effects (through innovation subsidies).",
    "Agglomeration spillovers in innovation imply that where R&D activity locates matters for aggregate outcomes.",
    "The endogenous distribution of population amplifies or attenuates aggregate effects because population location responds to R&D subsidy policies.",
    "Optimal policy design should account for spatial heterogeneity: local R&D subsidies can be tailored to maximize aggregate welfare.",
    "Identifies a set of local R&D subsidies that maximize aggregate welfare within the model framework.",
    "Endogenous growth model with:",
    "Policy instrument analyzed: R&D tax credits / R&D subsidy rates varying across states.",
    "Subjects: Credit ratings, Labor, Money, Population and demographics, Production, Productivity, Tax allowances, Taxes, Wages.",
    "Keywords: agglomeration, aggregate outcome, Credit ratings, elasticity of agglomeration, elasticity of congestion, Global, innovation, Productivity, R&D activity, R&D subsidy, R&D tax credit rate, R&D tax credits, Tax allowances, Wages, welfare effect.",
    "**Working Paper**"
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