caption: a graph represents how much the product is being produced
exif: {"Image DocumentName": "PPF for the Country ALPHA", "Image ImageDescription": "A point on the graph represents how much of each item is being produced. Guns Butter.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}