The business community likes President Barack Obama’s proposal to accelerate tax writeoffs for companies buying equipment and other big-ticket items. But it is clamoring for more — extension of all of the soon-expiring Bush-era tax cuts.

Obama will tout the write-offs Wednesday when he unveils a $180-billion stimulus package. But he isn’t likely to back down on his stand on continuing the marginal tax rate cuts only for households and businesses earning less than $250,000, analysts said.