Home sale prices sank in July, and one expert believes that may be the most encouraging news we'll see from the housing market for a while. The decline in home prices is being driven by huge inventories, already depressed prices, and the increasing number of distressed sales.

Oxytocin is the chemical that enhances trust when released -- and it can boost warm and fuzzy feelings, too. Now, one study suggests that charitable organizations may convince donors to give more by exposing them to oxytocin.

A new study shows people make purchasing decisions based on their perception of the cost, rather than the actual price. Though the authors studied the purchase of various consumer products, if one considers stock and other investments as merchandise, the same results would seem to apply.

Investors now may be too risk adverse, in part because they were previously taking chances that failed when the market fall. Perhaps a better approach is an in-between course, a way to gain whether the markets rises or falls.