The relentlessly rising cost of health insurance is prompting some small Massachusetts companies to drop coverage for their workers and encourage them to sign up for state-subsidized care instead, a trend that, some analysts say, could eventually weigh heavily on the state’s already-stressed budget.

Since April 1, the date many insurance contracts are renewed for small businesses, the owners of about 90 small companies terminated their insurance plans with Braintree-based broker Jeff Rich and indicated in a follow-up survey that they were relying on publicly-funded insurance for their employees. Full Piece