In fact, most of the celebrated nineteenth-century economists, from Thomas Malthus through John Stuart Mill to Francis Edgeworth and Alfred Marshall, took moral considerations seriously and made important contributions to the subject.

• 实际上，十九世纪的那些经济学巨匠，从马尔萨斯到穆勒到艾奇渥斯到马歇尔，多将道德列入严肃考虑之范围，且对此论题有着重要的贡献。