About: http://webisa.webdatacommons.org/441464598

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	If you are upgrading Refineries on a daily base, that means that your Credit/h production will grow.So to come to a conclusion, selling your Harvesters and replacing them for Refineries and Power Plants is a very good idea.
http://www.w3.org/ns/prov#wasQuotedFrom	gamereplays.org