California's proposed 'billionaire tax' is prompting millionaires to consider leaving the state. A New York Post report reveals fears that the levy could eventually target smaller fortunes, not just the ultra-wealthy. Concerns escalated after proposal author Emmanuel Saez suggested the tax might become permanent. A business memo also warned it could eventually impact the middle class, deepening anxieties among high earners.

California's proposed 'billionaire tax' is prompting millionaires to consider leaving the state. A New York Post report reveals fears that the levy could eventually target smaller fortunes, not just the ultra-wealthy. Concerns escalated after proposal author Emmanuel Saez suggested the tax might become permanent. A business memo also warned it could eventually impact the middle class, deepening anxieties among high earners.