Carl Menger
Carl Menger (1840 nî 2 goe̍h 23 – 1921 nî 2 goe̍h 26) sī Ò-tē-lī ê keng-chè-ha̍k-ka, i sī Ò-tē-lī Ha̍k-phài keng-chè-ha̍k ê khai-kí-chiá, koh sī hoat-tián hān-kài-lūn (marginalism) ê sian-chìn.
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