Are Sunspots Learnable? An Experimental Investigation in a Simple General-Equilibrium Model Staff Working Paper 2013-14 Jasmina Arifovic, George Evans, Olena Kostyshyna We conduct experiments with human subjects in a model with a positive production externality in which productivity is a non-decreasing function of the average level of employment of other firms. Content Type(s): Staff research, Staff working papers Topic(s): Economic models JEL Code(s): D, D8, D83, G, G2, G20