In general, an eyelash-growth claim "would indicate an intent to affect the structure or function of the body, and thus, cause the product to be a drug, " which would require FDA approval, says Shelly Burgess, a spokeswoman.

WSJ: Aches & Claims: Another Wand for When Mascara Isn't Enough

Mr Gross argues that a normal company structure, in which each of his ideas would be represented by a product line, not a new company, is inappropriate for an environment as fast-changing as the Internet.

ECONOMIST: Johnny Appleseed.com

It was a departure from the traditional wooden structure and was made of wrought iron, oak, and a man-made product, avonite.

BBC: Festival clear-up continues

This mimics the product-based structure that he forged in the combined defence businesses of Boeing and McDonnell Douglas after their merger last year.

ECONOMIST: Aerospace

The structure of ETFs does lend itself to a more tax-efficient model, but that depends on each product also.

FORBES: Low-fee Fever Spreading Through ETFs