The voluntary tithe, as a moral obligation designed to encourage
successful people to contribute to charitable causes, has ancient roots in
the Judeo-Christian tradition.
Bosselman, Fred P. and Stroud, Nancy E.
"Mandatory Tithes: The Legality of Land Development Linkage,"
Nova Law Review: Vol. 9
, Article 2.
Available at: http://nsuworks.nova.edu/nlr/vol9/iss3/2