This study provides evidence of common bivariate jumps (i.e., systematic cojumps) between the market index and style-sorted portfolios. Systematic cojumps are prevalent in book-to-market portfolios and hence, their risk cannot easily be diversified away by investing in growth or value stocks....

Recent evidence shows that monetary policy announcements convey significant information about expected market returns and are therefore good candidates for innovations in intertemporal-asset pricing state variables. I propose an asset pricing model with the market return and a mimicking...