I explain why many charities, especially religious ones, spend significantly to improve poor community members’ living standards. Conventional theoretical philanthropy models with altruism or impure altruism/warm glow cannot explain poverty-alleviating private transfers in the type and size of...

Many charities, especially religious ones, spend significantly to improve poor community members' living standards. Conventional theoretical philanthropy models with altruism or impure altruism/warm glow cannot explain poverty-alleviating private transfers in the type and size of communities...

This paper shows how a frequency-selective filter that is applicable to short trended data sequences can be implemented via a frequency-domain approach. A filtered sequence can be obtained by multiplying the Fourier ordinates of the data by the ordinates of the frequency response of the filter...