If you are interested in further information on the topic evaluation methods of investment projects, the following publication provide more insights:
- Brigham E., Ehrhardt M. (2011). Financial Management: Theory and Practice, South-Western CENGAGE Learning, Mason, USA, ISBN-13: 978-1439041473
If you are interested in further literature on the financial options and real options, the following publications provide more insights:
- Dixit A.K., Pindyck R.S. (1994). Investment under Uncertainty. Princeton University Press, Princeton, ISBN-13: 978-0691042244
- Haahtela T. (2012). Differences between financial options and real options, Lecture Notes in Management Science, Vol. 4: 169-178, https://www.google.com/url?sa=t&source=web&rct=j&opi=89978449&url=https://citeseerx.ist.psu.edu/document%3Frepid%3Drep1%26type%3Dpdf%26doi%3D6276c9476c4bb54f62e6240c8c1729e7e33b20ea&ved=2ahUKEwisnoCSvbaJAxV_2AIHHflwNOgQFnoECBIQAQ&usg=AOvVaw1ILG0_tTQ4yPzowp4RKD-J
- Hull J. (2012). Options, Futures, and Other Derivatives. Prentice Hall, USA, ISBN: 978-0132147482
- Trigeorgis L. (2000). Real Options: Managerial Flexibility and Strategy in Resource Allocation. The MIT Press: Cambridge, Massachusetts/London, England, ISBN: 978-0262232024
In the list, you will find selected scientific papers on the topic portfolio optimization of power generation assets:
- Black F., Scholes M. (1973). The pricing of Options and Corporate Liabilities, The Journal of Political Economy, 81(3): 637-654, https://www.jstor.org/stable/1831029?seq=1
- Cox J.C., Ross S.A. (1976). The valuation of options for alternative stochastic processes, Journal of Financial Economics, 3: 145-166, https://doi.org/10.1016/0304-405X(76)90023-4

- Cox J.C., Ross S.A., Rubinstein M. (1979). Option Pricing: A Simplified Approach, Journal of Financial Economics, 7(3): 229-263, https://doi.org/10.1016/0304-405X(79)90015-1

- Glensk B., Madlener R. (2018). Evaluating the Enhanced Flexibility of Lignite-Fired Power Plants: A Real Options Analysis, Energy Conversion and Management, 177: 737-749, https://doi.org/10.1016/j.enconman.2018.09.062

- Glensk B., Madlener R. (2019). The Value of Enhanced Flexibility of Gas-Fired Power Plants: A Real Options Analysis. Applied Energy, 251: 113-125, DOI: 10.1016/j.apenergy.2019.04.121
- Himpler S., Madlener R. (2014). Optimal timing of wind farm repowering: a two-factor real options analysis, Journal of Energy Markets, 7(3): 1-32, DOI: 10.21314/JEM.2014.111

- Madlener R., Glensk B., Gläsel L. (2019). Optimal Timing of Onshore Wind Repowering in Germany under Policy Regime Changes: A Real Options Analysis, Energies, 12: 4703, https://doi.org/10.3390/en12244703

- Madlener R., Schumacher M. (2011). Ökonomische Bewertung des Repowering von Onshore-Windenergieanlagen in Deutschland, Energiewirtschaft, 35: 297-320, DOI: 10.1007/s12398-011-0066-9