2025, Master Lecture, Edward Miguel, "Cash Transfers, Development and Health: Emerging Lessons from the Kenya General ...

The mergers we study – hospital acquisitions of physician practices – have reshaped the $1 trillion US physician industry, nearly doubling the share of physicians working for hospitals between 2008 ...

Over 22 years, from the launch of the NBER Retirement Research Center in 2003, through the addition of the NBER Disability Research Center in 2012 and their consolidation into the NBER Retirement and ...

The Social Security Administration (SSA) convened its 2022 Retirement and Disability Research Consortium (RDRC) Meeting virtually on August 45. The meeting was organized by the NBER RDRC and featured ...

We present a new model of competition between digital media platforms with targeted advertising. The model adds new insights around how user heterogeneity and overlap, along with user and advertiser ...

This paper evaluates Laffer curves produced by reforms to nonlinear income taxes, focusing on individual taxpayers. A reform puts a taxpayer on the “wrong” side of the Laffer curve if it increases ...

We analyze the effect of California's $20 fast food minimum wage, which was enacted in September 2023 and went into effect in April 2024, on employment in the fast food sector. In unadjusted data from ...

The attendance rate at religious services is an important variable for the sociology and economics of religion, but long-term and global data are scarce. Retrospective questions from the International ...

We study the role of job transitions and firm pay policies in the Black-White earnings gap in the US. We use administrative data for the universe of employer-employee matches from 2005-2019 to analyze ...

The integration of algorithmic trading with reinforcement learning, termed AI-powered trading, is transforming financial markets. Alongside the benefits, it raises concerns for collusion. This study ...

This paper presents new evidence on the critical role of lower-level organizational leaders. Unlike top managers, frontline leaders are essential for implementing organizational strategies by ...

Consistent with synergies, new disclosures of employee misconduct in the investment advisory industry drop by between 17 and 22 percent following mergers. Both targets and acquirers have better ...