2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/140254In this work, we compute the effective cone of the space of $n$ pointed genus 0 rational curves, $\bar{M}_{0,n}$ for odd $n$. We will, in fact, use the equivalence of $\bar{M}_{0,n}$ and the space of (semi) stable configurations of $n$ weighted points on $\mathbb{CP}^{1}$ with special weight $(1,..., 1)$ up to symmetric group action.5 pages minor typo correctionAlgebraic Geometry14D20; 14H10text