BloombergPennsylvania Governor Ed Rendell proposed taxing oil companies and increasing motor-vehicle fees to generate an additional $1 billion annually for transportation infrastructure.Oil companies do about $5 billion in business each year in the state while paying some $35 million in taxes, less than their fair share, Rendell, a 66-year-old Democrat, said today. A Republican spokesman said Rendell’s proposed tax is unlikely to pass, and might be unconstitutional.Profits of oil companies doing business in the state would be taxed 8 percent under the proposal, bringing in about $576 million during the first full fiscal year. Motor vehicle fees, some of which haven’t been increased in decades, would be adjusted to reflect the rate of inflation, Rendell said in a press conference in Harrisburg,...