Shocker alert: A new study concludes that California’s latest soak-the-rich tax proposal could result in a loss of revenue. Hard to believe. California voters in November will decide on Proposition 40, a supposed “one-time” 5 percent net worth on the assets of billionaires. The rest of the nation — including Nevada — should pay close attention to the results because this is a dry run for Democrats and the 2028 election. If Prop 40 passes, expect the effort to go national — particularly as supporters of the far left and socialists gain a significant foothold in the Democratic Party. Supporters of the tax estimate it will raise $100 billion, which they claim will be used to offset federal Medicare “cuts” in coming years. But, CBS News reported this week, a Stanford University review of the proposal argues that it may generate only $30 billion, given that seven billionaires —making up 30 percent of the state’s billionaire wealth — have already moved out of California rather than be subjected to such punitive and confiscatory tax policy. In addition, the study’s auth