Are capital gains taxes "secure and stable" or highly volatile?

When releasing his 2015-17 budget plan Governor Inslee said, “We have a very solid, fiscally sound, secure and stable way of financing everything I’ve talked about today." Among the new taxes he proposes to fulfill this statement is a 7% capital gains tax to generate an estimated $798 million. Based on the volatile history of capital gains taxes in other states, it may be wishful thinking to describe their impact as being a “very solid, fiscally sound, secure and stable way of financing” ongoing government spending . . . READ MORE