TY - BOOK AU - Higbee, Charles, et al. TI - Economics of direct - use development. En: Direct utilization of geothermal energy SN - 0-934412- U1 - 333.88 PY - 1979/// CY - San Francisco PB - Department of Energy KW - GEOTERMIA KW - INGENIERIA GEOTERMICA - ASPECTOS ECONOMICOS KW - ENERGIA KW - USA N1 - 0016 N2 - Collection of historial fuel use data. Determination of inflations rates. Estimation of costs of geothermal equipment and installation. Estimating annual operation and maintenance costs. Consideration of investement tax credit, depreciation and percentage depletion allowance for a taxable corporation ER -