As Barack Obama closes in on the Democratic presidential nomination, investors should focus their minds around one uncomfortable fact: Whether it’s Obama or Republican John McCain who wins the White House, expect some policy changes that won’t sit well with investors - or with the U.S. economy.

With oil reaching $130 today, Goldman Sachs forecasting $141 oil, and T. Boone Pickens calling $150, it’s time to examine the one “X” factor that could quickly spike oil to $200.

Democrats in Pennsylvania make their choice today between Hillary Clinton and Barack Obama. Clinton is fighting for her political survival. She needs a big win to keep her White House hopes alive and Obama seems to have closed what was once nearly a 20-point deficit to single digits.

“Apparently, Democrats’ only political goal is to not allow anybody to get rich until the nation is free from poverty, a trip to the doctor is free, and every person (whether they are willing to work or not) makes the same middle-class income,” says Andrew Snyder in Today’s Financial News.