Rising mortgage rates make it more difficult to afford a house, and thus may delay home prices from finding a floor.

FORBES: Spinning Compass Could Freeze Fed

When it comes, we will not see a steep drop off in oil supply but a so-called "undulating plateau" with oil companies responding to rising prices by finding new and novel ways to wring more oil out of the ground.

FORBES: More Hot Air on Peak Oil

But in the meantime, the tax may well lead to higher drug prices and shrinking budgets for finding new drugs.

FORBES: Magazine Article