The 7-point rule of fashion helps create visually appealing outfits by assigning points to items. Simple pieces earn one ...

Trump’s tariff evaluation strategy, backed by a mathematical formula, attempts to address trade imbalances but remains contentious. While proponents argue it helps safeguard American industries, ...

The White House’s new tariffs were pegged to amounts it said other countries impose on the U.S. In many cases, those amounts appear to match a basic formula: the size of a country's goods-trade ...