You're probably among the many people who received an Amazon gift card. Now is the time to grab some great deals and use those Amazon gift cards before they get lost. Amazon gift cards can only be ...

"In one study, we found giving a $5 Amazon gift card out of the blue made people just as happy as giving a $50 Amazon gift card on their birthday," Givi said. Maybe it really is the thought that ...

The researchers teased this out by asking a group of study participants to choose an amount for Amazon gift cards for either a real friend who makes more money or one who makes less. On average ...