Lenders and private-party sellers constrain a seeming windfall
Equal incentives perceived differently and can affect norms
Airbnb hosts seem to prosper more than Uber drivers
A model for staffing O.R.s incorporates the costs of worker dissatisfaction and idle time
T-Mobile’s $22.1 million disadvantage to AT&T; Arby’s pays more than Burger King
Small firms in Peru shop nationwide for cheap credit, but loyalty runs two ways
Market concentration, price and quality drive choice of firms
Do for-profit supermarket chains tolerate higher-priced co-ops?
Methods that weight efficacy, toxicity and cost improve understanding but provide no easy answers
Following Medicare reimbursement rate changes, research actually increased
Reliable, widespread testing regimen could help jump-start economy
A system of manufacturer rewards and penalties, consumer taxes and subsidies could aid vaccination rates
But in uncompetitive markets, the financial owners cut staff
Managing production with the declining potency of a catalyst
When beds are limited, turning away the sickest and poorest boosts margins