After several years of growth, global investment in energy efficiency and renewable energy decreased in 2017. According to the International Energy Agency, there is a danger that it will slow down further. This paper examines possible reasons and appropriate measures to close the obvious investment gap. It is documented that different phases of the life cycle of industrial plants and infrastructure require different business strategies. A company with fully developed processes or products is more likely to look for cost-cutting opportunities, while companies with new products or processes have limited resources to invest outside core manufacturing activities. To conclude, supporting political  activities are proposed: a consistent reduction in transaction costs and targeted support for the development of innovative energy-efficient processes and infrastructure to reduce the risk of  investment.cycle.

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