spending in retirement Latest U.S. Consumers May Feel Pinch From Panama Canal Tariff Hike Tax Policy The Panama Canal tariffs on crossing ships will add to looming price hikes for U.S. consumers as Trump threatens to take control of the historic waterway. Tax Policy The 4% Rule for Retirement Gets a Closer Look The go-to rule for retirement spending was created 30 years ago. Things have changed since then. By David Rodeck Last updated 16 December 24