The National Banking Act unified Financial Markets.

natural numbers (\(\mathbb{N}\)) are the counting numbers: 1,2,3,4….

Zero is not part of it; this produces interesting results like set of natural number under addition is not a group because there is no identity (tbh nor inverse (inverse of 1 is -1 which is not in the set.))

The nsm theory is a theory that…

1. claims that there exists a set of semantic primes and logic universal across languages which is indefinable by other words within the language
2. which, as a corollary, resolves the epistemological problem that if all words are defined by other words in the language there will (why?) be no connection to the real world

the theory of NSM rests on…

two pillars of NSM theory

existence of semantic primes

The existence of semantic primes is codified more formally as the strong version of the Lexicalization Hypothesis.

NBBO is the composite best bid/ask nationally, across all of the exchanges.

It allows the average person on the street to get a price for the asset. The government system is actually SLOWER from the fastest exchange: you can know, within microseconds, the difference.