SANAA / ap Yemeni security officials say pro-government forces attacked al-Qaida militants in the country’s south, killing 15 extremists but losing 11 of their own troops. The officials say the fighting began when security forces, backed by the Saudi-led coalition that is fighting Yemen’s Shiite rebels elsewhere in the country, on Tuesday attacked an al-Qaida stronghold in the Marakasha …

  The US is a place where the big things — health care, infrastructure and asset management to name a few — just cost too much. Price transparency is an underrated tool for bringing down those costs. In economics classes, we teach something called the law of one price — the cost of the same good or service shouldn’t be …

  Each December, China’s leaders meet to lay out their economic agenda for the next year. And each December, China-watchers pore over their every word, much like Kremlinologists during the Cold War. It bears remembering that these pronouncements are rarely predictive, and that the best sources of insight on China’s economy are usually found elsewhere. Here are a few key …