"The tax authorities are investigating allegations of tax evasion after reviewing records of individuals and entities. The authorities are sending a notice to them that they will have to pay a capital gains tax on bitcoin investments and transactions." Gasoline sales in the United States are mainly due to competitive gasoline prices and rising fuel efficiency, with a high seasonal impact. Population and cultural factors are also important factors that influence the trend of gasoline consumption in the United States, according to Jill Mislinski, an analyst with Advisor Perspectives.