start with MMNZ = 25000000;
! assertions = warn;

xset LND (Land, NatRes);
xSubset LND is subset of ENDW_COMM;

xSet NOTLAB = ENDW_COMM - LAB;

xSET FixREG 
(USA,China,Japan,Skorea,France,Germany,Brazil,India,Russia,Australia,UK);
XSubset FixREG is subset of REG;
XSet NFixReg = REG - FixREG;
