{
  "title": "The Benefits and Costs of a U.S. Tax Cut",
  "publication": "IMF Blog, September 1, 2017",
  "sourceUrl": "https://www.imf.org/en/blogs/articles/2017/09/01/the-benefits-and-costs-of-a-u-s-tax-cut",
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  "summary": "Title and authors: \"The Benefits and Costs of a U.S. Tax Cut\" by Sandra Lizarazo, Adrian Peralta-Alva, Damien Puy.",
  "sections": [
    {
      "heading": "Overview",
      "content": "- Title and authors: \"The Benefits and Costs of a U.S. Tax Cut\" by Sandra Lizarazo, Adrian Peralta-Alva, Damien Puy.\n- Publication date: September 1, 2017.\n- Central question: Can lowering effective personal income tax rates boost growth, improve income distribution, and avoid increasing the budget deficit?"
    },
    {
      "heading": "Context and motivation",
      "content": "- The U.S. economy is in one of its longest expansions in history, but medium-term prospects are constrained by:\n  - weak productivity growth;\n  - falling labor force participation;\n  - increasingly polarized income distribution;\n  - high levels of poverty.\n- Observed historical trends cited:\n  - labor share of national income reduced by about 5 percent in 15 years;\n  - the middle class shrunk to the smallest share of the population in 30 years;\n  - aside from the immediate aftermath of the financial crisis, the lowest potential growth rate since the 1940s.\n- Tax policy is considered an important lever among other policy areas such as trade, education, and health."
    },
    {
      "heading": "Model and approach",
      "content": "- The paper assesses dynamic effects of lowering effective personal income tax rates on income distribution and the U.S. economy using a quantitative macroeconomic model that includes:\n  - heterogeneous households differentiated by education level;\n  - different productive sectors (manufacturing and services) linked through a realistic input-output structure;\n  - international trade;\n  - dynamics and forward-looking behavior to capture medium-term effects beyond standard static incidence analyses."
    },
    {
      "heading": "Three key results",
      "content": "- First:\n  - Personal income tax cuts provide a one-time boost to GDP, consumption, and investment.\n  - These effects are never strong enough to prevent a loss of revenue.\n  - Therefore, tax cuts would need to be financed by either increasing public debt, cutting spending, or raising revenues from other taxes.\n  - The paper focuses on financing cuts via a shift from personal income taxes to consumption taxes, combined with an expansion of the earned income tax credit to protect the poor.\n- Second:\n  - Personal income tax cuts can benefit lower-income groups even if bottom earners do not directly receive a tax cut.\n  - Mechanism: tax cuts targeted at middle (or high) income groups increase spending on non-tradable services, which are typically provided by lower-income people.\n  - Wealthier groups, on average, dedicate a larger share of their consumption expenditures to services; when they pay less in taxes their spending on services increases, raising demand for—and the wages of—low-skilled labor.\n- Third:\n  - There is a fundamental tradeoff between growth and income inequality, depending on who receives the tax cut.\n  - Tax cuts for higher income groups may generate greater gains in GDP through higher investment and labor supply but also exacerbate income polarization and inequality, both already at historical highs.\n  - Even with richer households' consumption benefiting lower-income producers and with an increase in the earned income tax credit, the income gap would still widen substantially if taxes were cut for higher income groups.\n  - A tax cut targeted at middle-income groups would help reduce income disparity and polarization but might provide smaller growth dividends."
    },
    {
      "heading": "Policy implications",
      "content": "- A personal income tax cut alone will not sufficiently raise growth to offset revenue loss.\n- Financing choices matter: shifting from personal income taxes to consumption taxes plus expanding the earned income tax credit is analyzed as a strategy to preserve modest growth upside while seeking better distributional outcomes.\n- Targeting of tax cuts determines the balance between growth benefits and distributional consequences:\n  - Cuts favoring higher-income groups: larger GDP gains, larger increases in inequality.\n  - Cuts favoring middle-income groups: reduced inequality, smaller growth gains.\n\nSource: The Benefits and Costs of a U.S. Tax Cut, Sandra Lizarazo, Adrian Peralta-Alva, Damien Puy, September 1, 2017.\n\n---\n\n\n References\n\n- https://www.imf.org/wp-content/uploads/2017/09/BLOG980x560-US-ART-IV-ipurestockxthree068004-Ingram-Publishing-Newscom.jpg\n- working paper\n- labor share of national income\n- latest economic assessment of the U.S. economy\n\nSource: https://www.imf.org/en/blogs/articles/2017/09/01/the-benefits-and-costs-of-a-u-s-tax-cut"
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    "Authors: Sandra Lizarazo, Adrian Peralta-Alva, Damien Puy",
    "Published: September 1, 2017",
    "Title and authors: \"The Benefits and Costs of a U.S. Tax Cut\" by Sandra Lizarazo, Adrian Peralta-Alva, Damien Puy.",
    "Publication date: September 1, 2017.",
    "Central question: Can lowering effective personal income tax rates boost growth, improve income distribution, and avoid increasing the budget deficit?",
    "The U.S. economy is in one of its longest expansions in history, but medium-term prospects are constrained by:",
    "Observed historical trends cited:",
    "Tax policy is considered an important lever among other policy areas such as trade, education, and health.",
    "The paper assesses dynamic effects of lowering effective personal income tax rates on income distribution and the U.S. economy using a quantitative macroeconomic model that includes:",
    "First:",
    "Second:",
    "Third:",
    "A personal income tax cut alone will not sufficiently raise growth to offset revenue loss.",
    "Financing choices matter: shifting from personal income taxes to consumption taxes plus expanding the earned income tax credit is analyzed as a strategy to preserve modest growth upside while seeking better distributional outcomes.",
    "Targeting of tax cuts determines the balance between growth benefits and distributional consequences:",
    "[https://www.imf.org/wp-content/uploads/2017/09/BLOG980x560-US-ART-IV-ipurestockxthree068004-Ingram-Publishing-Newscom.jpg](https://www.imf.org/wp-content/uploads/2017/09/BLOG980x560-US-ART-IV-ipurestockxthree068004-Ingram-Publishing-Newscom.jpg)",
    "[working paper](http://www.imf.org/en/Publications/WP/Issues/2017/09/01/Macroeconomic-and-Distributional-Effects-of-Personal-Income-Tax-Reforms-A-Heterogenous-Agent-45147)",
    "[labor share of national income](http://www.imf.org/en/Publications/WP/Issues/2017/07/24/What-Explains-the-Decline-of-the-U-S-45086)",
    "[latest economic assessment of the U.S. economy](http://www.imf.org/en/news/articles/2017/07/26/na072717-ten-ways-to-expand-us-growth)"
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