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.
Mekong River Facts. The Mekong has many names. In China, it is known as the Lancang Jiang, meaning âturbulent riverâ. The Thai and the Lao refer to it as Mae Kong or Mae Nam Kong, meaning âmother waterâ. In the delta, where the river splits into multiple branches, the Vietnamese refer to it as Cuu Long, meaning ânine dragonsâ.