"Risk adjustment, risk sharing and premium regulation in health insurance markets: theory and practice" describes the goals, design and evaluation of health plan payment systems. Part I contains 5 chapters discussing the role of health plan payment in regulated health insurance markets, key...

Pursuit of honest and truthful decision-making is crucial for governance and accountability in democracies. However, people sometimes take different perspectives of what it means to be honest and how to pursue truthfulness. Here we explore a continuum of perspectives from evidence-based...

It has long been observed that there is little money in U.S. politics compared to the stakes. But what if contributions are not fully observable or non-monetary in nature and thus not easily quantifiable? We study this question with a new data set on the top 1000 donors in U.S. congressional...

Donald Trump's campaign speeches have impressed some and outraged others. Yet relatively little is known about how his rhetoric has changed over time and how it compares to that of other politicians, both in the US and abroad. We analyze a monthly series of Trump's public addresses in 2015-24,...

Individuals of Middle Eastern and North African (MENA) ancestry in the US have been targeted by anti-immigrant and counterterrorism policies and have been the focus of vitriolic political rhetoric. Despite this, lack of data identifying MENA individuals has prevented systematic evaluation of the...

Carbon capture, utilization, and storage (CCUS) techniques are vital to decarbonization goals. A CCUS supply chain captures CO₂ and delivers it to a suitable location where CO₂ can either be used or injected deep underground for long-term storage. CCUS projects reduce carbon emissions but...