Original sentence: Ruth Richardson (born 13 December 1950) served as New Zealand's Minister of Finance from 1990 to 1993, and is known for her strong pursuit of free-market policies (her opponents sometimes called it "Ruthanasia")
Edited sentence: Ruth Richardson (born 13 December 1950) served as New Zealand's Minister of Finance from 1990 to 1993, and is known for her strong pursuit of free-market economic reforms (her opponents sometimes called it "Ruthanasia")