I dont know much about the grey matter nodules except that the main side effect is seizures. My son is 4 and a half and thus far has not suffered any seizures. I have read on the internet that the seizures usually start in the second decade of life. Now I constantly live in fear of him starting to fit.
1 Economic inefficiency-refers to a situation where we could be doing a better job, i.e., attaining our goals at lower cost. 2  It is the opposite of economic efficiency.
Economic interdependence. Economic interdependence is a consequence of specialization or the division of labour. The participants in any economic system must be part of a trading network to obtain the products they cannot produce efficiently for themselves. Any change in such a network affects other participants, so that the demands for various products and the incomes of the participants are interdependent. As A. A. Cournot wrote in Mathematical Researches into the theory of Wealth ...the economic system is a whole in