The IRS provides more information about this in IRS Publication 542, Corporations. Self Employment Tax. Self-employment tax is social security and Medicare tax for people who are self-employed. This tax applies to those who are sole proprietors with a net profit of $400 or more during the year.
The Mekong River originates at the Lasagongma Spring. The spring is located in the high plateaus of Tibet. It is estimated to be 4,350 kilometers long. 1 person found this useful.
From China to Vietnam, the Mekong River is the lifeblood of Southeast Asia and offers a glimpse into the long history and diverse cultures of the region. The 12th longest river in the world and the 7th longest in Asia, it flows through six countries: China, Myanmar (Burma), Thailand, Laos, Cambodia, and Vietnam.