Having the pay ratio be relative to the "Median San Francisco worker" might have some interesting effects - for financial/tech firms who want to avoid the tax t

Having the pay ratio be relative to the "Median San Francisco worker" might have some interesting effects - for financial/tech firms who want to avoid the tax they might just shift their ~25% lowest paid workers to an office in Oakland (though any corps with a mandatory physical presence like retail won't be able to do this).