China's banking regulator has ordered banks to stick to the rules on mortgages and make sure lending goes into the real economy, not shares.

ECONOMIST: Asia's economies: From slump to jump | The

And the big banks could stick to the letter of the Basel rules and appear to be sound, when in fact they were massive, fiendishly complex and impenetrable institutions taking insane risks.

BBC: If banks are treated as naughty kids...

However, we do need to stick with the rules of scientific evidence in working out which one, if any, of these it is that solves the problem.

FORBES: Jeff Sach's Lancet Paper on Millennium Villages: Actual Scientists Seriously Unimpressed

The China Banking Regulatory Commission has warned banks to stick to rules on mortgages for second homes, which require a down-payment of at least 40% of a property's value.

ECONOMIST: Is the economic stimulus too much of a good thing?

Establishing sell rules that are right for you and having the discipline to stick to them is important.

FORBES: Mimic Buffett, Lynch And O'Neil With Rules-Driven Investing

The worst is Massachusetts, where the Allstate brand is not to be found, but California is a close second with its new pricing rules, and just about all the states stick their fingers in the pie to some degree.

FORBES: Magazine Article

The worst is Massachusetts, where the Allstate (nyse: ALL - news - people ) brand is not to be found, but California is a close second with its new pricing rules, and just about all the states stick their fingers in the pie to some degree.

FORBES: In Good Hands With All Those States?