"The places that didn't get help, their houses aren't finished yet ... we're the only ones who moved into new houses, " Chen said.

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"We're very saddened at the loss of our founder and our guide, " Chen told CNN.

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"The act of savings is fundamentally about understanding that your future self - the person you're saving for - is in some sense equivalent to your present self, " Prof Chen told the BBC's Business Daily.

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