|Towards more picturesque speech™
Just don’t. Unless you have a stammer and can’t help it.
“Net-net” is a value investing technique developed by Benjamin Graham — Warren Buffett’s guru, that’s who — in which a company is valued based solely on its net current assets. Users of this expression, should they be talking about matters financial, usually mean just “net” — that is to say, assets minus liabilities. Somehow “net-net” has become a fashionable way of saying “at the end of the day”, or “in the long run”, or “when all is said and done”.