What the blockchain trilemma says — you can optimize only 2 of: decentralization, security, scalability

What is the principle of Pareto efficiency in welfare economics and how does it relate to the concept of market equilibrium?

Pareto efficiency ensures no welfare improvement without disadvantaging others, aligning with market equilibrium where no trades can make someone better off without harming others

What Buffett looks for in management — integrity, intelligence, and energy

Buffett values management integrity, intelligence, and energy for long-term success

What Buffett means by a company's moat — sustainable competitive advantage

Buffett's "moat" refers to a company's sustainable competitive advantage protecting it from rivals

What the three forms of market efficiency are — weak, semi-strong, strong

Weak: Prices reflect all publicly available information; Semi-strong: Prices reflect all public and private information; Strong: Prices reflect all information, including private

What the Flash Crash of 2010 revealed — algorithmic trading can cause extreme market swings

Algorithmic trading can trigger rapid, severe market fluctuations, as seen in the 2010 Flash Crash

What the efficient frontier is — the set of portfolios with maximum return for each risk level

The efficient frontier represents optimal portfolios with highest returns for given risk levels