Argentina is a land of oportunities for whoever brings a new idea and works independenly.
You have to find a place in the market where is high demand and low or none offer.
When i was 20 i used to compete on mountain Biking. There was a lack of high tech spare parts. I started to import them. For 2 years i was doing about 10.000 usd per month.
Later i paid my studies producing aquarium plants. I had over 200 species available and the fertilizing methods i created was translated to over 15 languages. Developing this small market i was doing about 4000 usd for several years.
http://www.aquaticpl...es-summary.html
Later, well, you all know.
If you are an innovative strong worker, there are too many fields undeveloped.