Revealed preference theory (ECO)

[@nibeditauzir616]

Very useful and sound and mam's words are clearly understand easily. I like it...

[@prajnaparamitareshma9630]

Voice is sounded double while showing digram..so it is difficult to understand...

[@achuaswathy3030]

Reaveled preference theory introduced in the year 1938

[@economics008]

Excellent

[@enricocoleman7834]

There is some major mess up with this voice over and the graphs.

[@briefcasedude1842]

ghost😂...11:30pm

[@jaspreetkaur-ys8tz]

thank u mam, very helpful ☺️

[@balwanduhan5774]

Concept is not clear

[@TrailsOfSaint]

Remove fuckin eco effect