Third, it branched out to all sorts of merchandise to attain economies of scope sometimes by signing up on-line affiliates.

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Most troubling of all, the economies of scope that are meant to come from bringing a variety of financial firms together have proved elusive.

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Finding economies of scope has become the bankers' holy grail.

ECONOMIST: The trials of megabanks

They have failed to integrate their enlarged operations enough to take full advantages of economies of scale and of scope.

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With interest rates in America and Britain close to 5 per cent, the Fed and the Bank of England have plenty of scope to stimulate their economies next year.

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" There is a rapid--unprecedented in peacetime--expansion in the role and scope of government in "market economies.

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Given their economies of scale, this is somewhat surprising, though Shenzhen Scope may have simply been more willing to slash its margins in order to land a big order.

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To the extent that rich economies as a whole gain from the new wealth of emerging ones, governments have more scope to compensate losers.

ECONOMIST: The rich nations no longer dominate global production

Rich economies as a whole gain from the new wealth of emerging ones, so governments have ample scope to compensate the losers, but they rarely do.

ECONOMIST: Playing leapfrog