%0 Journal Article %T The Price equation and reproductive value %A Alan Grafen %J - %D 2020 %R 10.1098/rstb.2019.0356 %X The Price equation is widely recognized as capturing conceptually important properties of natural selection, and is often used to derive versions of FisherĄ¯s fundamental theorem of natural selectio.. %U https://royalsocietypublishing.org/doi/10.1098/rstb.2019.0356