Policy effects.

This table lists the policies that are in effect in various parts of the world, their effects and their unintended consequences. EU: European Union, USA: United States of America, DTCA: direct-to-consumer advertising, UK: United Kingdom, LMIC: Low- and Middle-Income Countries.本表格收录了全球各地区现行的各项政策，以及这些政策的实施效果与意外衍生后果。各缩写对应的全称如下：EU：欧洲联盟（European Union），USA：美利坚合众国（United States of America），DTCA：直接面向消费者广告（direct-to-consumer advertising），UK：大不列颠及北爱尔兰联合王国（United Kingdom），LMIC：中低收入国家（Low- and Middle-Income Countries）。