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Energy Accounting and Impact Assessment Methods Academic Year 2023-2024 – Exam 3 – 26-06-2024 MS Forms: https://forms.office.com/e/iPSUrkCeVb Question A (3 points) Describe what are the main standards adopted for classifying products and activities. Question B (4 points) Describe the differences between physical statistics, balances and accounts. Problem A (8 points) Consider the Input-Output Table (IOT) of a generic national economic system provided in the “Problem A” tab of the Excel file. All transactions are expressed in monetary currency (millions USD). Providing the necessary analytical expressions and related elaboration, it is required to: 1. (2 pt) Check if the table is balanced, calculate the Gross Domestic Product (GDP) of the represented system and its electricity mix by source based on the total economic electricity production. 2. (1 pt) Calculate the technical coefficient matrices for both value added and intermediate transactions. According to the national electricity strategy, the country is expected to invest 1 billion USD per year to install new Solar & Wind capacity. This investment is broken down among the other economic sectors according to shares reported in the following table: Mining Metals production Other manufacturing Construction Services Share (%) 5.0% 15.0% 60.0% 10.0% 10.0% 3. (2 pt) Compute the absolute change of the country’s GDP and the relative change in GDP compared to the baseline year. Is this change higher or lower compared to the investments yield? Why? Which sector is most affected by this strategy? Once the investment has been implemented, assume the final demand to come back at the same level as the baseline IOT. Assume the new electricity production mix is 50% Solar & Wind, 25% Geothermal, 20% Hydro and 5% Oil. 4. (3 pt)…