In the four years since passage of the Affordable Care Act (ACA), we have heard a wide range of speculative predictions about how private employers sponsoring health coverage would respond. More recent evidence from one of the oldest and largest annual surveys of employer plans, by human resources consulting firm Mercer, provides stronger indications that employer sponsors are neither heading for the exit doors nor sitting by passively as broader implementation of Obamacare unfolds.

“About 5 percent of Americans who were uninsured last year got coverage in 2014, and more than half of those — about 2.8 percent of the population — obtained their plan through an Obamacare exchange, according to a Gallup poll released Monday. The poll, taken after the close of the first enrollment season, pegged the uninsured rate at more than 13 percent.”