This paper considers an initial market model, specified by its underlying assets S and its flow of information \mathbb F, and an arbitrary random time \tau which is not an \mathbb F-stopping time.
<clarity> This paper considers an initial market model, specified by its underlying assets S and its flow of information \mathbb F, and an arbitrary random time \tau which is not an \mathbb F-stopping time.
This paper considers an initial market model, specified by its underlying assets S and its flow of information \mathbb F, and an arbitrary random time \tau which might not be an \mathbb F-stopping time.