The relationship between government and citizens....apex
National Military Establishment<span> (NME)</span>
Production of more food--the system allowed for more food to be produced which fed the workers in an industrial economy.
The 'four-field system' rotates crops between the 4 fields no longer needing to keep one empty because one of the crops would replenish the field with nutrients while the others take nutrients away from the fields. <span />
A producer can include someone involved in the mining industry. Some of the factors to be considered before production starts are what are the grade and tonnage say of the metals involved? Also, the geometry of the deposit is important to know how to develop it ie open pit or underground or both. Also the economics must be considered ie what is the world market price of the metal in question and the prognosis for its future price?
