Kemp-Benedict, Eric - Volkswirtschaftliche Fakultät, … - 2013
petroleum used to extract oil. In the case of energy this is called “energy return on energy investment”, or EROI. More … generally, it can be considered “resource return on resource investment”, or RROI. EROI has drawn attention lately both because … the EROI of fossil fuels is falling and because the EROI of some renewable alternatives – especially for liquid fuels – is …