Recent content by Econrocks

Nevermind: I figured out the problem. Putting it in a system doesn't solve the under-identification problem, and the near singular matrix issue goes away when I only included 2 of the equations/

I'm doing a replication paper and having a bit of issues. The author uses 2 instruments and has 4 endogenous variables. Since he is under-identified, he runs 4 separate regressions, so that each equation has 1 overidentifying restrictions. I want to extend this and run the four equations as a...

There are a lot of them, especially in microeconomics. I would suggest Mas-Colell, Whinston, and Green', Microeconomic Theory. It lays out the mathematical justification for the foundations of microeconomic. For macroeconomics, its a bit more varied, and all depends on what you are looking...

it may also have to do with the fact that pronunciation and other aspects of the spoken language change at a much faster rate than the written aspects of a language. also, as mentioned, dialects are spoken differently, but spelled the same, to allow people who speak the same language to...

"preventable" implies that somehow the people or leaders of the time knew of it before hand and did nothing to stop it, which is simply not true. now, if some of the conditions that helped caused and feed the revolution were different, then yes, it may have not happened, but prevention is not...