Amid rising costs, California and L.A. initiatives aim to tax the ultra-rich Los Angeles TimesHow tech billionaires spurred an exodus from California The Washington PostBillionaires flee California ‘within seven days’ over proposed wealth tax: Inside the Miami migration Fox BusinessCalifornia’s hatred for capitalism is killing the goose that laid its golden egg Fox News‘Soak the Rich’ Battle Cry is Rising From London to California Bloomberg.com