There is a pair of bills on Gov. Arnold Schwarzenegger's desk that puts him on the spot: They would cost taxpayers hundreds of millions of dollars, including a hike in the "car tax" that Schwarzenegger vilified in his first campaign for office. ... The measures as passed were not publicly debated. They received little vetting by policy experts. They were not fully written until the clock had almost run out on lawmakers preparing to adjourn and get out of town last month. And key provisions were shaped by a small group of big campaign contributors. The causes were advanced by...