Corporate America is pumping $1 trillion into stock buybacks — but look at what insiders are doing

We study whether information frictions about the relative effectiveness of study methods distort students’ effort allocation. Standard models treat effort as a single input whose level, rather than composition, determines outcomes. We instead model effort as an allocation across methods with heterogeneous effectiveness. Combining panel surveys, administrative records, digital activity logs, and a randomized information…

The search for reliable power in an AI-driven world has pushed Bloom Energy (BE +3.98%) and Constellation Energy (CEG +0.25%) into the spotlight, but which stock better serves your portfolio in 2026? Bloom Energy provides on-site power through fuel cells, while Constellation Energy operates a massive fleet of nuclear plants. Both companies target the growing…

Norway currently levies the highest carbon tax rate at €146.23 ($169.71) per ton of carbon emissions, followed by Sweden (€133.17, $154.55) and Switzerland and Liechtenstein (both €129.09, $149.81). The lowest carbon tax rates can be found in Poland (€0.09, $0.11) and Ukraine (€0.59, $0.68). The average carbon tax rate among the 24 European countries was…

We thank Agostino Capponi, Lin Wlliam Cong, Phil Dybvig, Rodney Garratt, Allaudeen Hameed, Campbell Harvey, Emir Hrnkic, Kose John, Leonid Kogan, Erica Li, Yupeng Lin, Olga Klein, Evgeny Lyandres, Mei Luo, Simon Mayer, Danqing Mei, Katya Malinova, Karsten Muller, Dan Su, Gerry Tsoloukas, Xuan Tian, Charles Wang, Josh White, David Yermack, Yao Zeng, and Jin…

The US Dollar Index (DXY) trades within a volatile range on Friday as a sparse US economic calendar leaves traders watching developments in the Middle East after renewed hostilities between the United States (US) and Iran this week. Even so, the latest flare-up has provided only limited support, with the DXY set to finish the…