DO, Huyen. Empirical Test of Put - call Parity on the Standard and Poor’s 500 Index Options (SPX) over the Short Ban 2008. VNU Journal of Science: Policy and Management Studies, [S.l.], v. 33, n. 2, june 2017. ISSN 2588-1116. Available at: <https://js.vnu.edu.vn/PaM/article/view/4080>. Date accessed: 20 apr. 2024. doi: https://doi.org/10.25073/2588-1116/vnupam.4080.