In the United States, most sperm donations are anonymous. By contrast, many developed nations require sperm donors to be identified, typically requiring new sperm (and egg) donors to put identifying information into a registry that is made available to a donor-conceived child once they reach the...

Food production is a major cause of energy use and GHG emissions, and therefore diet change is an important behavioural strategy for reducing associated environmental impacts. However, a severe obstacle to diet change may be consumers' underestimation of the environmental impacts of different...

Public Key Infrastructure (PKI) enables the secure and private exchange of data using an unsecure public network, such as the Internet. The use of paired private and public keys, issued by a trusted third-party authority, enables documents to be transferred securely and for the sender to be...

Apart from scaling up foreign aid by NGOs, informed choices of private donors could also encourage an efficient and targeted use of NGO funds in international development cooperation. We assess the determinants of private donations across a large sample of US based NGOs with foreign aid...