Some of those obviously have negligible marginal costs. I think the ones that are less obvious, like shaving and mattresses, exhibit the same characteristics.

Some of those obviously have negligible marginal costs. I think the ones that are less obvious, like shaving and mattresses, exhibit the same characteristics. I haven't heard this from a reliable source, but I read somewhere on the internet the founder of Dollar Shave Club bought a warehouse of low quality razors from a company that went bankrupt and misrepresented them as custom premium products. I don't know anything about that situation anyone wouldn't see by googling basic terms though.