We document three facts: (i) Higher educated workers are more likely to moonlight; (ii) conditional on education, with higher wages less and (iii) the prevalence of moonlighting is declining over time for all education groups. develop an equilibrium model labor market explain these patterns. A dominating income effect explains negative correlation productivity in cross section downward trend ti...

Ever since its inception, cryptography has been caught in a vicious circle: Cryptographers keep inventing methods to hide information, and cryptanalysts break them, prompting cryptographers invent even more sophisticated encryption schemes, so on. But could it be that quantum information technology breaks this circle? At first sight, looks as if just lifts the competition between next level. In...