First Minister, like it or not, the PISA results are a well-recognised measure of Wales's performance on education—recognised across the world. Within Wales, we are still uncertain as to how illuminating the new framework for measuring school performance will be and how it will be read in the context of the international comparators. What research has the Government done on whether our PISA results impact on overseas investors' decisions to commit to Wales, and do we know yet whether pupils in Wales will still be invited—randomly—to sit the PISA tests when the new curriculum is introduced?