Cross-Sample Comparisons and External Validity

• Published in: Journal of experimental political science Vol. 1; no. 1; p. 59
• Main Authors: Krupnikov, Yanna, Levine, Adam Seth
• Format: Journal Article
• Language: English
• Published: Washington Cambridge University Press 2014
• Subjects: Experiments; Political science; Sampling

Experimentation is an increasingly popular method among political scientists. While experiments are highly advantageous for creating internally valid conclusions, they are often criticized for being low on external validity. Critical to questions of external validity are the types of subjects who pa...