Firms flee Boulder over limits. (restrictions on commercial growth in Boulder, Colorado)

The Exodus of manufacturers from Boulder - once a mecca for such firms - isn't slowing, despite attempts to soften a proposed voter initiative that would impose major restrictions on commercial growth.

"We are losing one or two [companies] a day," said Tom Clark, Boulder Chamber of Commerce president. "We lost a California company the other day."

A citizens group called Slow Growth! is pushing a November ballot issue that would limit commercial expansions to 1 percent annually, based on the previous year's building permits. Local politicians have offered a more lenient counterproposal.

But the prospect of slow-growth is leaving local companies feeling …