Of course there are more small firms than big ones, and of course the big firms employ more people than the small ones.
Bernstein calls this “the most commonly misunderstood fact about the job market,” and he may be right. You often hear that small businesses are the only businesses that really add news jobs. Careful economic research has shown this isn’t true. Young businesses are really the only businesses that add news jobs. It’s their age, not their size, that matters.