: The study investigates the effects of the teaching method, teacher's reinforcement and peer acceptance on students' comprehension on the learning materials of economicsand on students' questioning skills. A survey was conducted to 647 high school students in Sleman Regency which applied K-13. A sample of 472 students wererecruited using the disproportional stratified random sampling. Statistical technique of multiple regression and path analysis were deployed to analyze the data. The results revealed that, firstly,while the teaching method and teacher's reinforcementhad significant effect on students' comprehension on economics learning material, peer acceptance did not have any. Secondly, teacher's reinforcement, peer acceptance and comprehension of the materials gave a direct effecttowardsstudents' questioning skills. However, the teaching methods did not have a direct effect. They, yet, simultaneously had direct and significant effect on students' questioning skills. Teacher's reinforcement and appropriateness of the teaching method had indirect effect on students' questioning skills. Peer acceptence tended to have a direct effect.