There are very few funds that own the market in a low-cost, passive approach that tilt towards the small and value areas of the market, the one example that stands out to have a slightly more aggressive tilt is the DFA Global Equity I (DGEIX).

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For those retirees, it will require a more actively managed and value-added approach to their portfolios, including investments in the stock market, even then with no guarantees of success.

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Validating a hypothesis around whether or not a customer will find any value in your product, and iterating until you find the right product-market fit, is an approach that should extend well beyond the product development stage.

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