Social welfare spending on health, welfare, and insurance against adverse outcomes expanded a great deal in all of the developed countries during the 20th century. The institutional structure of the spending varies with respect to the extent that governments or market institutions provide the...

The safety nets in high-income countries before 1900 and in low-income countries today were based on savings and aid from extended family, friends, charities, churches, and small amounts from local governments. Mutual societies and eventually insurance companies offered insurance against lost...