 De Ladebat distinguished himself through his writings on finance, political economy, and the improvement of living conditions.He is especially noted for his 1788 work "Discourse on the Necessity and the Means of Abolishing Slavery in the Colonies" which would be published in Bordeaux and read several years later in a session of the Legislative Assembly, and would be drawn upon by the "Societé des amis des noirs" (Society of Friends of Blacks) with which be became associated.Despite his status as a noble, de Ladebat was appointed to the Estates-General of 1789.