A powerful San Francisco group is unleashing $10 million this year to kill taxes that they say will destroy the city’s fragile economic recovery — and potentially increase the price of food and goods for already cash-strapped residents. Neighbors for a Better San Francisco, a moderate advocacy group, plans to beat back a wave of lefty initiatives and candidates this year that they say will derail years of progress in liberal San Francisco, according to its director Jay Cheng. One of the group’s main targets is a so-called “CEO tax” — a June ballot measure backed by progressives and labor...