This is achieved by reducing margins, and when you reduce margins, as a business you have to do more with less.
That's what I thought, so do not say excessively since that would mean overpriced because it is excessive.
Accessively sounds like almost the same word but means something can be easily accessed, is more within reach or "not high priced".
Perhaps the best wording might be "affordable" for edu customers.
This is achieved by reducing margins, and when you reduce margins, as a business you have to do more with less.