Before revision: In this paper we perform a statistical analysis over the returns and relative prices of the CAC 40 and the S  P 500 with the purpose of analysing the intra-day seasonalities of single and cross-sectional stock dynamics.
After revision: In this paper we perform a statistical analysis over the returns and relative prices of the CAC 40 and the S P 500 with the purpose of analyzing the intra-day seasonalities of single and cross-sectional stock dynamics.