We used to have “tax and spend” liberals. Today we have tax “as” spend politicians. The Tax Foundation argues Washington policymakers increasingly use tax policy instead of direct spending to channel government money to favored groups and causes. Scott A. Hodge of the Foundation writes:
Due to the growth in tax credits, a record number of taxpayers have zero liability. This chart demonstrates the dramatic growth in the number of those who don’t owe taxes. Looks like both Obama’s and McCain’s tax plans leave nearly half of all filers–over 60 million people–owing no taxes after claiming all their credits and deductions.

Adam Lerrick, writing in the Wall Street Journal this morning, considers the implications of this new trend in tax policy.
Where this all is heading, according to Lerrick:
HT: Greg Mankiw