Use the data provided in Problem 14.1. Determine the critical cost of fuel, diesel, and natural gas (assuming the cost of electricity remains constant); when using the heat wheel is not economical if the interest rate is 7 percent, the inflation rate is 3 percent, and the life cycle is 20 years.

Problem 14.1

Based on the annual GDP and TPES data reported for two countries A and B, as noted in Table P-14.1.

a. Calculate the two countries’ EPs and plot the trends on the same graph.

b. Assess which country has the most energy productive economy based on the annual trends.

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TABLE P-14.1 Annual GDP and TPES for Two Countries Country Year A B GDP (billion USD) TPES (MTOE) GDP (billion USD) TPES (MTOE) 2010 891 136 496 127 2011 2012 2013 2014 2015 945 1,024 1,043 1,121 1,217 140 167 185 522 547 136 142 157 539 530 147 144 178 564 143 2016 1,288 200 577 140 2017 1,336 192 589 141