Voting to unionize means the employer is required to negotiate with the union. And strikers have rights during and after strikes. US labor law doesn't recogniz

Voting to unionize means the employer is required to negotiate with the union. And strikers have rights during and after strikes. US labor law doesn't recognize members only unions. Employers don't have to negotiate with them. They have less incentive to negotiate because the outcome isn't binding. Strikers are just AWOL. And the prevailing legal opinion seems to be a union can't represent more than 50% but less than 100% of a bargaining unit.