My global capitalist source expects diminished expectations to rule for a generation.

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Housing Minister Grant Shapps said Mr Cameron was simply "opening up the debate" and any changes - such as to the rule about being able to assign social housing to a second generation - would not affect any existing council or housing association tenants.

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If other regions pursued similar rule-changes, it would leave an estimated 12 million distributed generation units, with a total capacity of about 200 GW, installed by customers across the country sitting on the sidelines for purposes of demand response, according to the U.S. Department of Energy.

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Even the short-term benefits to farmers of the current generation of genetically engineered crops are in question (though since Monsanto imposes by contract a rule of silence on its customers, details have been slow to emerge).

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The preference rule of thumb for connecting with family, friends and associates typically depends upon the generation.

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Demko, the Florida Atlantic gerontologist, says boomers are "rule-breaking nontraditionalists" who succeed in making their new ideas traditional in less than a generation.

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