Books: Debt: The First 5,000 Years, by David Graeber

Insight into the evolution of debt, from 3,500 BC onwards. Interesting facts: Debt/credit precedes money. The author argues that debt and credit offer more logical explanation of ascent of money than simplifying barter, the reason normally stated by the economic history books. Primordial debt. Concept probably not original to this book, but interesting nonetheless. I see it …

Time for Crypto Put-Cal Parity Arbitrage?

With promises of services such as LedgerX to introduce derivatives such as swaps and options on digital currencies, partially reducing counter party risks with external clearing institutions, its time to dust-off some of the old strategies. Assuming it will be hard to exactly price the derivatives, there should be some arbitrage opportunities. In my first …