Study 2: trend line and forecast of natural gas costs (orange: author’s knowledge of historical data, blue: knowledge of historical data from the current perspective; dotted line: author’s knowledge of trend line for forecast)
Source: own work.
FIGURE 2.
Study 2: discounted cumulated expenditure versus discount rate, calculation with authors’ input data
Source: own work.
FIGURE 3.
Study 2: discounted cumulated expenditure versus discount rate, calculation with real (historical) input data
Source: own work.
FIGURE 4.
Study 2: Results of Monte Carlo simulation calculation with real historical data
Source: own work.
FIGURE 5.
Study 2: cumulative probability for discount rate of 8%
Source: own work.
FIGURE 6.
Study 2: box plot for discount rate of 8%
Source: own work.