In a general interdependent preference environment, we characterize when two payoff types can be distinguished by their rationalizable strategic choices without any prior knowledge of their beliefs and higher order beliefs. We show that two payoff types are strategically distinguishable if and...

According to Epictetus, mental freedom and happiness can be achieved by distinguishing between, on the one hand, things that are upon our con- trol (our acts, opinions and desires), and, on the other hand, things that are not upon our control (our body, property, offi ces and reputation), and by...