Actually it is even worse -- 1. What happens if the MtM is negative (your have unrealized losses) -- does the government now owe you a refund? 2. Isnt this unf

Actually it is even worse -- 1. What happens if the MtM is negative (your have unrealized losses) -- does the government now owe you a refund? 2. Isnt this unfairly in favor knowledge businesses where there is tremendous value but no real MtM? So a private accounting firm with lots of clients gets no real MtM while a farm with physical assets gets a high MtM that is taxed.