Mae'r papur ymchwil ar gael ar wefan Trysorlys Cymru a gallwch ei weld yma:http://gov.wales/docs/caecd/publications/160915-ltt-bands-cy.pdf
The research paper is available on the Welsh Treasury internet page and can be accessed herehttp://gov.wales/docs/caecd/publications/160915-ltt-bands-en.pdf