The central bank is keen for financial and industrial power to overlap, as they do in Germany.

ECONOMIST: Russian shares

Mr Clarke says there is little overlap between the power brands and the businesses being sold off.

ECONOMIST: A debt-ridden firm tries to breathe new life into old brands

Now we are left with the question: why are the same schools appearing on both Power Lists but there is no overlap with the actual people?

FORBES: Does An Ivy League Degree Help Women Achieve Power?

The overlap is inefficient: it duplicates research and development, reduces economies of scale and destroys pricing power.

ECONOMIST: Japanese manufacturing