Beijing sees an opening to set tougher terms for buying Moscow's fuel.
A former high-ranking official warns the Chinese people to beware of fake leadership.
A former aide to a late, ousted premier says the current model of Chinese politics is unjust and inherently unstable.
Doubts persist about the independence of the country's courts.
A former top political aide to late ousted premier Zhao Ziyang says lawlessness is in the DNA of the communist movement.
But stricter social controls may not be enough to keep the country's people in line, a North Korea expert says.
Stockpiling may cloud outlook on prices.