Ventana software support forum

Thanks for the help! Both solutions are perfectly suitable for my purposes...

Reinhard

Thanks JJ and Tony for the replies. I attached a small model where I included Tony's solution. The solutions essentially consists in writing several equations for "CO2 emissions by continent" -- one for each element of the continent subscript. However, I would strongly like to avoid writin...

dear all, i use subscripts in a model to distinguish between different spatial entities -- say countries and continents. now several elements in the country subscript relate to one element in the continents subscript (e.g. austria, belgium, denmark, ... all relate to europe) i would like to sum a va...