This paper studies the relationship between lobbying, free emission allowance allocation and firm outcomes in the European Union Emissions Trading System (ETS). I draw on administrative data from the EU Transpareny Register (TR) and the European Union Transaction Log (EUTL), and construct a...

Female birds that engage in extrapair mating may choose extrapair mates that are genetically compatible, increasing their fitness through genetic benefits, such as increased heterozygosity, to their offspring; or choose mates that are heterozygous at one or more loci. Here, we describe the...

Nestling begging in the absence of parents may reflect "false alarms" due to cognitive constraints or signaling activity toward nest mates (sibling negotiation). According to signal detection theory, cognitive constraints should result in both false alarms (begging in the absence of parents or...