Domini 400 Social Index (DSI)
The Domini 400 Social Index (DSI) was the world’s first ethical stock index. Launched in 1990 by Ami Domini, DSI is a socially responsible index based on the principles of socially responsible investment (SRI). The index is independently maintained by research firm KLD Research & Analytics. Comprising 400 large cap US firms selected for their ethical behaviour, DSI excludes any company dealing in nuclear power, military armament, firearms, gambling, alcohol and tobacco.