"Today, SRI is as much about generating good returns as it is about a company's environmental and social benefits," claims Diana Propper de Callejon at Critical Resources, a venture-capital fund that invests in environmentally benign companies.Still, the fuzziness of the concept remains a problem, even though funds draw up rules for "screening" companies.
Instead they have focused on the alleged fuzziness of the rules.
Holography and optical correlation are both inherently analogue processes that can degrade the clean 1s and 0s required in a digital system.The IBM team makes a virtue of this fuzziness.
Fuzziness about the precise make-up of the currency weighting allows Kuwait some discretion on interest rates a "great benefit," says Mr Lyons.But even this is not ideal.
And Mr Sharon seems sure that Mr Bush will finesse any difference in views.The plan's time sequence allows for a certain fuzziness.
Yet they make exceptions: they invest in BP Amoco, for instance, even though fossil fuels are seen as dodgy.The fuzziness also explains the uncertainty about quite how much money is parked in ethical funds.
Mr Cameron is said to be disappointed at the number of cabinet-worthy MPs at his disposal.Another factor is the Tories' perceived fuzziness on policy.
"Russia is establishing a new reality in a strategically empty space," says Jon Bingen, a defence analyst in Oslo.Legal fuzziness increases Russia's room for manoeuvre.
But the cost of diversity is a degree of fuzziness about the quality of each individual credit.Another way to increase comfort levels is to tie originators, whose decision to lend is the most critical in the securitisation chain, more closely to the fate of the underlying credit.
Yet despite the lookalike fuzziness of many of the contestants' programmes, and the lack of a clear presidential job description, the race is intriguing.
But there is far more flexibility and fuzziness, even here, than the conservatives concede.
