1 “...The transformative activity of mining has numerous economic, social and environmental impacts...”

2 “...For practical reasons, the consequences of nuclear reactor accidents are often measured in economic...”

3 “... reviews. This study analyses technical and economic data on the upgrade and lifetime extension experience...”

4 “... that the main reasons for unreliable supply are that production is not economically viable...”

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6 “... economical and technically simple mode of operation. In this mode, power changes are limited to frequency...”

7 “.... However, until recently the economic competitiveness of thermal energy produced by nuclear power plants...”

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