The Philadelphia paid sick leave bill faces determined opposition from the city’s business lobbies. The Philadelphia Chamber of Commerce predicts doom every step of the way, prophesying mass job losses, shuttered businesses, and slashed benefits. Sound familiar? It should. Business groups routinely oppose social protection legislation -- from the minimum wage to family leave -- with apocalyptic economic rhetoric. The Philadelphia business lobby's opposition to the earned sick days bill, which would allow workers to earn five to nine annual paid sick days, isn’t particularly original. Rather...