"  Commerce enables States to trade with each other or with the Rest of"
" the World.  States may Buy or Sell resources and commodities.  The buyer"
" and seller agree a price and the sale is agreed.  States which are"
" controlled by HUMANS may trade with each other and with the Rest of"
" the World.  The price of units between Human States is agreed by the"
" States within a range of values determined by the World supply and demand"
" assessment.  Human States may not trade with Computer Controlled States."
" However they are allowed to trade with the Rest of the World.  States may"
" always sell to the Rest of the World as long as there is transportation"
" at a price determined by supply and demand (ie if the Rest of the World"
" has a shortage, eg if negative stores, the price will typically be high)."
"  Human States may only buy from the Rest of the World if there is a surplus"
" (ie positive), usually it is cheaper to buy from other Human States."
" Computer Controlled States trade only with the Rest of the World.  They"
" have favourable trade agreements, especially when there is a shortage of"
" units however they should be frustrated by the Human States due to their"
" lack of flexibility.  States may not trade in military production, hence"
" it is advisable to keep a reserve of military production.  Human States are"
" also warned of the Steel crisis.  This occurs when a State cannot buy steel"
" or produce it without constructing a steel mill which it cannot do because"
" has no steel."
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"              press  H for more general Help Information"
