Warren Buffett warns that the current cap ratio of U.S. stock market capitalization to real GDP seems to be much higher than the long-run average benchmark.

CNBC news anchor Becky Quick interviews Warren Buffett in early-2019. Buffett explains the fact that book value fluctuations are a metric that has lost rele

Platforms benefit from positive network effects, scale economies, and information cascades. There are at least 2 major types of highly valuable platforms: i

The Federal Reserve raises the interest rate again in mid-2018 in response to 2% inflation and wage growth. The current neutral interest rate hike neither b

Sirius XM pays $3.5 billion shares to acquire the music app company Pandora. This acquisition would form the largest audio entertainment company worldwide.

  Andy Yeh Alpha (AYA) fintech network platform: major milestones, key product features, and online social media services   Introduction