Which of the following presently have the most concerning market monopolies in your opinion??
Least Regulated Industries
Some of the least regulated industries in the United States are:
Trucking (3.5 million truck drivers in U.S.; they must obtain licenses and not drive more than 11 straight hours[1][2])
Telecommunications
Internet
Computer services
Homeschooling is completely unregulated in 10 states: New Jersey, Connecticut, Michigan, Indiana, Illinois, Missouri, Oklahoma, Texas, Idaho, and Alaska. In 14 states it is slightly regulated, requiring only "parental notification." [3]
Bottled water (sometimes claimed to be less safe than tap water[4])
Hospice care
Cleaning services
Plumbing
Tutoring and test preparation services
Recruiters (known as "headhunters")
Temporary job placement agencies
http://www.conservapedia.com/Least_Regulated_Industries