caption: price adjustments and reductions in the efficiency of the consumer's products
exif: {"Image DocumentName": "Consequences of Efficient Market", "Image ImageDescription": "Quick price adjustment in response to the arrival of random information makes the reward for analysis low. Prices reflect all available information. Price changes are independent of one another and move in a random fashion. New information is independent of past.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}