How much money can earn a single person in korea per month?

i want to come to the korea ,my question is that ,how much money can earn a single person in per month

English Teacher-

1.9-2.5 million won ($1,900-2,500 USD) for private schools, usually 30 hrs a week.
2.5 and up for universities, companies, and public schools 12-25 hrs a week

All including 50/50 insurance, pension, housing etc.

Engineering-

If you have a Masters degree in some kind of computer science, software or Engineering you could qualify to do this type of job.
Pay is on average 4.0 million Korean won per month.

Foreign marketing-

Basically needing the same qualification as above with the pay being around 2.5 million per month plus commision.

Factory work-

600,000 Korean won per month ($600 USD) Working about 70 hrs per week. Includes housing and insurance.

the commen incom is around 2000 sg dollar,may be mor than that.

It depends on what kind of work you're doing. Most foreigners here teach English and earn between 1.8 to 2.5 million won per month.
If you have connections for good private lessons you can make 40,000 won per hour and up.
So, if you really want to work a lot of hours you can make 4 to 5 million won per month (or more).

Most workers earn more than $2000 a month. If you have no career, maximum is about $3000. If you don't have BA and if you are working for small companies, you may earn about $1000 to $2000 a month.

well my wife is a prostitute and she usually pulls in about 30,000 yen per week. how she gets yen in korea is beyond me. she must do great work ;)