The madness that's Chase credit card bonus

New York

WHILE many of us weren't paying attention, some credit card sign-up bonuses became so eye-poppingly large that the analysts at Bernstein Research wondered in November if the industry was afflicted with temporary insanity.

One particular bit of madness - a Chase offer that effectively puts US$1,500 in your pocket without a lot of effort, if you are a relatively big spender - is close to ending, and many people have just a few more days to take advantage of it.