What are the different theories of tax shifting incidence?

There are 4 different theories of tax shifting incidence. The theories are Musgrave’s approach, demand and supply theory of incidence, diffusion theory, and concentration theory. Canard and Mansfield developed the diffusion theory. You can read about the Goods and Services Tax Act – Overview, Key Features and Criticism  in the given link.

Further readings:

1. Double Taxation Avoidance Agreements (DTAA) – Countries Involved, Income Tax Provisions
2. UPSC Mains General Studies Paper-III Strategy, Syllabus & Structure