News on Thursday that California was monitoring 8,400 people believed to have been exposed to the coronavirus was a major contributor to the afternoon collapse in U.S. stocks that sent the Standard & Poor's 50 down 4.42% for the day. And there's a very important lesson in the California news and the market reaction for […]


To subscribe to JAM you need to fill in some details below including, ahem, some info on how you'll pay us. A subscription is $199 (although if you're subscribing with one of our special offers it will be lower) for a year for ongoing and continuing access to the site. And we'll throw in the first week free! If you change your mind during that first week, just cancel your subscription from your profile page, and you won't be billed anything.