Say's law
[ast] Llei de Say
[az] Sey qanunu
[bg] Закон на Сей
[ca] Llei de Say
[cs] Sayův zákon
[da] Says lov
[de] Saysches Theorem
[el] Νόμος του Σε
[es] Ley de Say
[eu] Sayren legea