Wealth & Risk

compound interest

  1. 24 May 2019

    The myopia of compound interest

    Compound interest is magical, but there's a myopia around it. The Barefoot Investor and others lean on 10% annual returns to make the "start early or you're sunk" case — at 5% the chart looks very dif…

  2. 10 February 2017

    A 30 year mortgage is too long

    Note: my views on this have evolved — I'm more comfortable with debt now and less inclined to treat a mortgage as an obstacle to investing. The original argument was that a 30-year term leaves too lit…

  3. 29 July 2016

    Biases that keep you from saving money

    Two biases stop us saving: present bias (we weight now over later) and exponential-growth bias (we underestimate what a dollar today becomes). KiwiSaver's opt-out, locked-in design fights both.

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