Positive Externalities

[@joedale10]

Negative externalities video soon? This one was great, thanks. Also when are the podcasts coming, would be so good for listening to when going to school.

[@jonclark5455]

Useful and succinct. Thanks

[@spanda438]

Amazing work...thnx a lot..

[@siddharthparambath1946]

awesome video and really helpful thx a lot:)

[@abdirahmanmohamedjelle7424]

thank you ur explanation

[@anthoeny7161]

good stuff, thanks