Translate the following English sentence to French:
"Everyone feels that this kind of joint tax is a virtuous measure which does not prevent trade but is aimed primarily at speculation and its perverse effects. The Members on the right should note this."
Aux yeux de tous, un tel impôt solidaire est une mesure vertueuse qui n'empêche pas le commerce, mais vise d'abord la spéculation et ses effets pervers, chers collègues de droite.