TY - GEN AU - Kleinnijenhuis,Jan AU - Ridder,Jan A.de TI - Issue news and electoral volatility. A comparative analysis of media effects during the 1994 election campaigns in Germany and The Netherlands KW - Resultado electoral KW - Fidelidad de voto KW - Propaganda electoral KW - Medios de comunicación de masas KW - Propaganda política KW - Alemania KW - Holanda ER -