In this Sunday edition of Business Insider Today, we're discussing the proposed tax on billionaires that's dividing the tech elite.

In an interview with CBS Evening News anchor Tony Dokoupil, San Francisco Mayor Daniel Lurie dodges questions about a proposed tax on billionaires in California, saying he's focused on constituents' concerns rather than what he calls a "theoretical issue" that hasn't yet happened.

Larry Page’s apparent Florida move highlights how seriously the ultra-rich are taking a one-time tax aimed at extreme wealth inequality.

Some people think a proposed tax on California's billionaires to make up for cuts in federal funding to hospitals and healthcare programs will drive money out of the state.

Opposition is growing in California, home to major tech company headquarters, against the proposed "billionaire tax." Billionaires have even created a group chatroom for "strategic meetings" to block the tax,

California is gearing up for a proposed wealth tax aimed at residents worth over one billion dollars, and the reactions are all over the map. Some leaders are threatening to leave. Others are shrugging.

California helped make them among the richest people in the world. Now they’re fleeing because California wants a little something back. The proposed California Billionaire Tax Act has plutocrats saying they are considering deserting the Golden State for fear they’ll have to pay a one-time,

California's non-partisan Legislative Analyst's Office noted that state income tax revenues would likely decrease by hundreds of millions of dollars per year on an ongoing basis if the ultra-wealthy were to leave the state.