The second-generation triumvirate have pulled this off by emulating Larry Tisch's strengths: picking undervalued properties, avoiding debt and caring more about cash accumulation than net income.

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Marriage means more asset accumulation: Married families save more at every income level.

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That will discourage the accumulation of retirement nest-eggs right up the income scale.

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The capital accumulation that is necessary for innovation and economic progress depends on savings from after-tax income.

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