As part of an ongoing series, we continue to explore how behavioral economic principles may assist in the management of your fantasy baseball roster. The week, we discuss how attachment and endowment effects may impact roster decisions.

Most managers in auction-format leagues can name a time in which they had either spent too much on a player during an auction, or conversely, didn't spend enough on that player who was coveted pre-auction. In today's column, we explore the concept of "auction fever," or the tendency to over-bid in auctions, and how it may affect the auction-format fantasy baseball manager.

The concept of numeric literacy, and how to exploit it in your leagues.

Accurately evaluating a player's future performance is essential for building a successful franchise. But, how do we arrive at these judgments?