ผลกระทบของ carry ต่อฟิวเจอร์ส $WTI เทียบกับราคา spot - ควรโรลโอเวอร์เมื่อใด?

The optimal roll isn't fixed; it depends on your view of the forward curve and the associated costs/benefits. If contango is widening, rolling early can sometimes minimize bleed, but you could miss out if the curve flattens unexpectedly. It's a trade-off between known costs and potential market moves.

Rolling WTI futures optimally depends heavily on your specific strategy and risk tolerance, not just the carry. Are you purely hedging or looking for speculative gains?

The optimal time to roll isn't a fixed date; it depends entirely on the contango curve and your cost of carry. Are you accounting for financing costs and the impact of the roll on your net exposure?