secteur des services (1) risque (1) recherche (1) réflexion (1) prix (1) marché (1) indicateur (1) exposition (1) science économique (1) internet (1) biens (1) Aspect (1) Internet (1) Value (1) Stocks--Prices (1) Risk (1) Research (1) Pricing (1) Portfolio management (1) Measurement (1) Impact (1) Happiness (1) Finance (1) Farm produce (1) Evidence (1) Economics (1) Business enterprises (1) Ability (1) Institutional investors (1) Finance (1)