Using transaction data from a sample of 1.8 million credit card accounts, we provide the first field test of a major prediction of Prelec and Loewenstein’s (1998) theory of mental accounting. The prediction is that consumers will pay off expenditure on transient forms of consumption more...

We study the allocation of attention to investment accounts among a large sample of individual investors. Investors login to view their accounts on average ten times more frequently than they trade, implying that login behavior is not primarily driven by trading activity. More diversified...

Attention utility is the hedonic pleasure or pain derived purely from paying attention to information. Using data on brokerage account logins by individual investors, we show that individuals devote disproportionate attention to already-known positive information about the performance of...