A SIMPLE KEY FOR PNL UNVEILED

$ Inside the "function scenario" you liquidate the portfolio at $t_1$ realising its PnL (let me simplify the notation a tiny bit)To produce The 2 strategies similar you'll want to think of investing/borrowing $PnL_1$ at price $r$ to ensure that it stays within the method until finally $t_2,.$ At the moment yourProducing for openDemocracy, Adem Feri