Hassan Afrouzi

What’s new?!

• Oct. 9, 2020: New working paper on “Overreaction and Working Memory.”
  
• Sept. 30, 2020: New working paper on “Revisiting the Link between Firm Size and Market Power.”
  
• Jul. 1, 2020: Updated draft for “Dynamic Rational Inattention and the Phillips Curve” with a quantitative rational inattention model for assessing the change in the slope of the Phillips curve.
  
  • Replication material: Jupyter notebook, Julia source file, HTML
• May 4, 2020: Solve Dynamic Rational Inattention Problems in milliseconds using the new DRIPs package.
  
  • Documentation, GitHub
    
  • Replications: Mackowiak and Wiederholt (2009), Sims (2010), Mackowiak, Matejka and Wiederholt (2018)
    
  • Launch Binder for live Jupyter notebooks of examples and all replications.

Publications

• “Inflation Targeting Does Not Anchor Inflation Expectations: Evidence from Firms in New Zealand” (with Saten Kumar, Olivier Coibion, and Yuriy Gorodnichenko). Brookings Papers on Economic Activity 2015(Fall), 151-225.
  
  • PDF, NBER Working Paper #21814, Data and Replication Files
  • in media: VoxEU, Financial Times, Washington Post, Bloomberg, New Zealand Herald, CFO, Week

Working Papers

• “Growing by the Masses: Revisiting the Link between Firm Size and Market Power,” This version: December 2020.
  (with Andres Drenik and Ryan Kim)
  • Slides
  • Also available as CESifo Working Paper #8633 (version: October 2020).
    
• “Dynamic Rational Inattention and the Phillips Curve,” This version: December 2020 (Other versions)
  (with Choongryul Yang)
  • Also available at SSRN (version: October 2019).
    
  • Slides: NBER Summer Institute 2020 - EFBEM, NBER Monetary Economics Meeting - Fall 2020
    
  • Replication material: Jupyter notebook, Julia source file, HTML
  • Julia Package for Solving Dynamic Rational Inattention Problems (DRIPs)
    
    • Documentation
    • Replications: Mackowiak and Wiederholt (2009), Sims (2010), Mackowiak, Matejka and Wiederholt (2018)
      
  • Live Jupyter Notebooks for all Examples and Replications
    
  • Matlab Solver for Dynamic Rational Inattention Problems
    
• “Overreaction and Working Memory,” This version: October 2020.
  (with Spencer Kwon, Augustin Landier, Yueran Ma and David Thesmar)
  • Also available as NBER Working Paper #27947 (version: October 2020).
    
  • This paper subsumes “A Model of Costly Recall.”
• “Strategic Inattention, Inflation Dynamics and the Non-Neutrality of Money,” This version: March 2020.
  
  • Also available as CESifo Working Paper #8218 (version: March 2020).
    
  • in media: Bloomberg
    
• “Endogenous Firm Competition and Cyclicality of Markups,” This version: December 2019.
  Revise and Resubmit at Review of Economics and Statistics.
  • Also available as Dallas Fed Working Paper #265 (version: February 2016).
    

Works in Progress

• “Sticky Prices, Rational Inattention, and Monetary Non-Neutrality” (with Choongryul Yang)
• “Rationally Confused: On the Aggregate Implications of Information Provision Policies” (with Miguel Acosta)
  • Slides
• “Inflation Expectations under High Inflation: Evidence from Iran” (with Saeed Bayat, Omid Ghaderi and Ali Madanizadeh)