MR-Ben: A Meta-Reasoning Benchmark for Evaluating System-2 Thinking in LLMs - Zeng, Zhongshen; Liu, Yinhong; Wan, Yingjia; Li, Jingyao; Chen, Pengguang; Dai, Jianbo; Yao, Yuxuan; Xu, Rongwu; Qi, Zehan; Zhao, Wanru; Shen, Linling; Lu, Jianqiao; et al. (Advances in Neural Information Processing Systems, 2024)