EcoCalculator Spreadsheets

These spreadsheets are worked examples using the EcoCalculator. For further information refer to the paper published in the journal Ecological Economics in 2026 by Murray Patterson “Convergence of Valuation Paradigms? EcoCalculator Software to Determine Transformities and Sraffa Prices in Coupled Economy and Environment Systems “

Example 1_Sraffa’s Surplus Economy.xls

Example 2_Overdetermined Sraffa-like Economy (Equal Profits Rates).xls

Example 3_Overdermined Sraffa-like Economy (Unequal Profit Rates).xls

Example 4_Overdermined Sraffa-like Economy (Unequal Profit Rates) with more joint production.xls

Example 5_New Zealand Energy System.xls

Example 6_Schlei Fjord.xls

Example 7_Biosphere 1994.xls