Romney said that if elected president he could provide the kind of experience and guidance to give the economy a lift, get the government on the path toward deficit reduction and ensure the USA continues to play a leading role around the world.
Incumbent presidents generally try to cast their re-election contest as a choice between the imperfect but well-meaning and effective occupant of the White House and the far worse alternative offered by the rival party.
Challengers, on the other hand, try to frame a presidential race as a referendum on the sitting president whose record nearly always contains missteps, or who can be blamed for trouble in the economy or elsewhere.
In short, whether it's the president or the challenger, the way the game is played requires each to define the opposition as well as himself.
On the plus side, the ADP National Employment Report issued this morning estimates there were 209,000 jobs added to private employers' payrolls in March. And ADP's data often are something of a predictor for what the Bureau of Labor Statistics will have to say when it issues its monthly numbers. Those March figures are due on Friday at 8:30 a.m. ET.