In this book Peter Diamond analyzes social security as a particular example of optimal taxation theory. Assuming a world of incomplete markets and asymmetric information, he uses a variety of simple models to illuminate the economic forces that bear on specific social security policy issues. The...

In 2017, the government of Kenya extended its provision of social assistance to the elderly through the transformation of the older persons cash transfer into a social pension which provides cash transfer to those aged 70 plus. This paper examines the process of beneficiary registration for the...