They were attempting to combat monopolies in order to end the continuing shortage of food in Paris. This is because there was an idea that profiteers were manipulating the marketplace by charging abnormally high prices of grain. Therefore the committee of public safety passed the decree against profiteers.
Why did southern states oppose Hamilton's plan to repay state debts? ... They already paid their debts. Agreed to move the capital south (from NYC to Philly to D.C.)