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| индекс прибыльности (wiki – PIR Alexander Demidov); доходность инвестиций (Profitability index (PI), also known as profit investment ratio (PIR) and value investment ratio (VIR), is the ratio of investment to payoff of a proposed project. wiki Alexander Demidov) | |||
| profit investment ratio: 4 phrases in 2 subjects |
| Oil / petroleum | 2 |
| Sakhalin | 2 |