We analyze the coverage of U.S. political scandals by U.S. newspapers during the past decade. Using automatic keyword-based searches we collected data on 35 scandals and approximately 200 newspapers. We find that Democratic-leaning newspapers -- i.e., those with a higher propensity to endorse...

Voters are often uncertain about and biased against non-dominant political parties. By reducing the information gap with dominant parties, political advertising may thus disproportionately benefit non-dominant parties electorally. We test this argument in Mexico, where three main parties...