Samuel Mountifort Longfield was an Irish lawyer, judge, mathematician, and academic.
11 Facts About Mountifort Longfield
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Mountifort Longfield was the first Professor of Political Economy at Trinity College, Dublin.
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Mountifort Longfield was son of Mountifort Longfield, vicar of Desert Serges, County Cork, and his wife Grace, daughter of William Lysaght of Fort William and Mount North, County Cork.
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In 1828 Longfield was called to the Irish bar, but did not practise.
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Mountifort Longfield became a judge of the court, and continued to sit until 1867.
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Mountifort Longfield was appointed a commissioner of Irish national education in 1853, and on several occasions was an assessor to the general synod of the Church of Ireland; with Joseph Galbraith he was one of the architects of the church's finances.
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Mountifort Longfield was an active member of the Social Science Congress and the Dublin Statistical Society.
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Mountifort Longfield died at 47 Fitzwilliam Square, Dublin, on 21 November 1884.
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Mountifort Longfield argued against the labor theory of value and developed a marginal revenue productivity theory of labour and capital.
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Mountifort Longfield applies insofar as the representative of the marginal utility theory avant la lettre.
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In 1845 Mountifort Longfield married Elizabeth Penelope, daughter of Andrew Armstrong.