This study aims to examine the effectiveness of the implementation of lesson study-based learning in improving economic literacy and critical thinking skills in economics subjects for students in grade XI Social Studies at MA Al Hikmah. This study is a pseudo-experimental study that uses a one group pretest-posttest design. A total of 36 students of MA Al Hikmah Lampung were involved in this study. The results of the study showed that: 1) The implementation of lesson studies in economics subjects in order to improve economic literacy showed significant results, where 52.7% of students obtained very good criteria. 2) The implementation of lesson studies in economics subjects to improve students' critical thinking skills also showed significant results, with 47.2% of students achieving very good criteria. 3) The effectiveness of the lesson study model in economics in improving students' economic literacy and critical thinking skills was classified as high, with 30 students showing a significant improvement. In addition, there was an increase in the affective and psychomotor aspects of students, with 69.4% actively participating and 77.8% showing skills in economic literacy and critical thinking.
Anistasia et al. (Tue,) studied this question.