* <%PARAMETERLIST%>
* <%LISTNAME Equations%>
* <%ITEMNAME Transport costs%>
* c
* f
* d
* <%ITEMNAME Costs%>
* c
* x
* <%ITEMNAME Supply%>
* x
* a
* <%ITEMNAME Demand%>
* x
* b
* <%/PARAMETERLIST%>
