Cause. Hives can also be classified by the purported causative agent. Many different substances in the environment may cause hives, including medications, food and physical agents. In perhaps more than 50% of people with chronic hives of unknown cause, it is due to an autoimmune reaction. Medications
The average American pays almost 30% of their income to taxes. Here's the breakdown. According to the IRS's preliminary data from the 2015 tax year (the returns you filed during 2016), there was a total of $1.454 trillion in income tax owed, which translates to an average effective federal income tax rate of about 13.5% per return.
The state of Utah has a single personal income tax, with a flat rate of 5%. According to the Tax Foundation, total income tax collections in Utah average $833 per person. This is the 23rd highest in the country. Sales taxes in Utah range from 5.95% to 8.05%, depending on local rates.