We analyze the effect of income on mortality in Austria using administrative social security data. To tackle potential endogeneity concerns arising in this context, we estimate time-invariant firm-specific wage components and use them as instruments for actual wages. While we do find...

We analyze the e ff ect of self-confidence on performance using data from top-level profes- sional biathlon competitions. Biathlon combines two independent tasks: cross-country skiing and rifle shooting. We exploit this dual nature of the sport by using weather conditions af- fecting performance...