How the dean of valuation prices loss-making tech stocks — and his views on Amazon, Netflix and Airbnb By: MarketWatch September 23, 2021 at 06:57 AM EDT Here's how to value loss-making companies, from the so-called dean of valuation. Read More >> Related Stocks: Airbnb Inc Cl A Amazon.com Costco Wholesale Netflix Nike Inc Salesforce Tesla, Inc. Uber Technologies Inc