few companies are better placed to give an insight into the global economy than ap mollermaersk the world’s secondlargest container shipping group is one of the first to know when consumers change their habits and its chief executive reckons the us is in good shape but china might disappoint those hoping it will power the global economy this year “the specter of a recession in the us as well as in europe is receding” maersk ticker maerskadenmark ceo vincent clerc told barron’s on tuesday