This short paper shows that intrapersonal bargaining in a dual-self model can be used to provide a foundation for quasi-hyperbolic discounting model popularized by Laibson [Laibson, David (1994), "Essays in Hyperbolic Discounting," Ph.D. dissertation, MIT., Laibson, David (1997), "Golden Eggs and Hyperbolic Discounting," Quarterly Journal of Economics, 112, 443-477].