Failure to form one's own identity leads to failure to form a shared identity with others, which could lead to instability in many areas as an adult. The identity formation stage of Erik Erikson's theory of psychosocial development is a crucial stage in life.
Since January 2017, 5 states (Alaska, Delaware, Montana, New Hampshire and Oregon) do not levy a sales tax, while Seattle Washington has the highest state sales tax rate at 10.4% (the territory of Puerto Rico has a higher 10.5% value added tax since April 2016).
The highest state-level sales tax rate in the USA is 7%. The highest state-level sales tax in the USA is 7%, which is charged by five states - Indiana, Tennessee, New Jersey, Mississippi, and Rhode Island. However, the state-level sales tax is only part of the story.