Although there will be periodic short-term recoveries in the yen of from 3% to 5%, the basic trend is set.

FORBES: The sinking yen

The stable monetary policy disciplined by fixed exchange rates also minimized the boom and bust business cycle, with its periodic sharp recessions hampering long term growth.

FORBES: The Monetary Foundations Of Economic Prosperity

Aside from the occasional flight-to-safety rallies driven by periodic credit fears in the near term, we concur.

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This kind of commercial thuggery will condemn Argentina to a long-term pattern of subpar progress punctuated by periodic, but short-lived, surges of growth.

FORBES: Fact and Comment

Silicon Valley may continue to reap riches from the periodic technology gold rush , but in the longer term, tech growth will continue its long-term dispersion to ever more parts of the country.

FORBES: The New Places Where America's Tech Future Is Taking Shape

I'm more comfortable with the outlook of our periodic columnist David Malpass--cautious optimism, tinged with concern about short-term price inflation.

FORBES: Magazine Article