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Complete PICLE corpus of essays by Polish advanced EFL students (330,000)

I wish it was free, but is it possible? Considering the problem of free education, on different levels seems to be very questionable. Of course if we start our consideration from discussing this problem generally we notice that there are many countries all over the world where the problem of payment for school, seems to be obvious. In the USA and in the West European countries even exists certain gradation in such schools and the schools which possess really high standard of education are those ones where fees are required. Of course another thing is how and why do they produce such high standard.