进入二十世纪后，政府的角色，如以公共部门占GDP之比以及监管民间活动法规的深度和复杂度来衡量，几乎在每个经济体都在不断扩张。
The state’s role – measured according to the public sector’s share of GDP, for example, and the depth and complexity of laws governing private activities – has been expanding in almost every economy since the beginning of the twentieth century.