Example: Five fishery processes and their relative production of five fish products are shown in the below table.   Relative amounts of products B:Cod-fishery    C:Plaice-fishery D:Lobster-fishery E: Pelagic fishery F:Industrial fishery b: cod 1.0000 0.1779 0.6657 0.0040 0.0007 c: plaice 0.0361 1.0000 0.2163 0.0000 0.0005 d: lobster 0.0041 0.0000 1.0000 0.0000 0.0000 e: herring and mackerel 0.1187 0.0000 0.0000 1.0000 0.0129 f: industrial fish 0.0299 0.0197 1.0478 0.3618 1.0000 The solutions are provided below for outputs of 1 unit of each of the five products (with all other product outputs neutralised to 0): Resulting amounts of processes required for 1 additional unit output of: B:Cod-fishery    C:Plaice-fishery D:Lobster-fishery E: Pelagic fishery F:Industrial fishery b: cod   1.0096 -0.0356 -0.0042 -0.1201 0.0183 c: plaice -0.1796 1.0063 0.0007 0.0216 -0.0230 d: lobster -0.6327 -0.1935 1.0026 0.0888 -1.0599 e: herring and mackerel -0.0038 0.0003 ~0.0000 1.0052 -0.3636 f: industrial fish -0.0005 -0.0004 ~0.0000 -0.0129 1.0047