TY - RPRT AU - Marin, E. AU - Pérez Amaral, Teodosio AU - Rúa, A. AU - Hernández, E. PY - 2000 UR - https://hdl.handle.net/20.500.14352/64236 AB - The temporal evolution of pH values in precipitation over Europe during the period 1986-1997 is examined using panel data. The use of panel data techniques allows us to detennine the temporal evolution of groups of stations rather than analysing the... LA - eng A3 - Facultad de Ciencias Económicas y Empresariales. Instituto Complutense de Análisis Económico (ICAE) KW - pH KW - Panel data KW - Fixed effects KW - Trend. TI - The evolution of the pH in europe 1986-1997 with panel data TY - technical report VL - 2000 ER -