Santa-Clara, Pedro; Valkanov, Rossen (October 2003). "The Presidential Puzzle: Political Cycles and the Stock Market". The Journal of Finance. 58 (5). Wiley: 1841–1872. doi:10.1111/1540-6261.00590. JSTOR3648176. S2CID9684018.
Santa-Clara, Pedro; Valkanov, Rossen (October 2003). "The Presidential Puzzle: Political Cycles and the Stock Market". The Journal of Finance. 58 (5). Wiley: 1841–1872. doi:10.1111/1540-6261.00590. JSTOR3648176. S2CID9684018.
Santa-Clara, Pedro; Valkanov, Rossen (October 2003). "The Presidential Puzzle: Political Cycles and the Stock Market". The Journal of Finance. 58 (5). Wiley: 1841–1872. doi:10.1111/1540-6261.00590. JSTOR3648176. S2CID9684018.