Ma'anar ƙamus na "masanin tattalin arziki" mutum ne da ya ƙware wajen yin amfani da hanyoyin lissafi da ƙididdiga don nazarin bayanan tattalin arziki da magance matsalolin tattalin arziki. Masana tattalin arziki suna amfani da tsarin tattalin arziki don ƙididdigewa da gwada ka'idodin tattalin arziki, da kuma hasashen sakamakon tattalin arziki. Suna iya yin aiki a fannin ilimi, gwamnati, ko kamfanoni masu zaman kansu, kuma suna iya ƙware a wani fanni na tattalin arziki, kamar macroeconomics, microeconomics, kuɗi, ko kasuwancin ƙasa da ƙasa.