A price ceiling is the maximum price a seller can legally charge a buyer for a good or service. Regulators usually set price ceilings. Price ceilings typically have four tenets: 1. The regulator (such as a local government) establishes the maximum acceptable prices for the service. The regulated company can sell its services at any price that is equal to or below the ceiling.
So exactly how long do spices last? As a general rule, whole spices will stay fresh for about 4 years, ground spices for about 2 to 3 years and dried herbs for 1 to 3 years. Here are some tips for maximizing the shelf life of spices: â¢ Store spices in a cool, dark cupboard, away from direct heat or sunlight; keep tightly closed when not in use.
Stored in an airtight container, in a cool, dry place, spices retain their potency longer than you'd think  as long as 4 years for whole spices, 2 to 3 years for ground spices, and 1 to 3 years for leafy herbs, depending on the herb. Whole peppercorns, nutmegs and cinnamon sticks hold on to their flavor for ages.tored in an airtight container, in a cool, dry place, spices retain their potency longer than you'd think  as long as 4 years for whole spices, 2 to 3 years for ground spices, and 1 to 3 years for leafy herbs, depending on the herb. Whole peppercorns, nutmegs and cinnamon sticks hold on to their flavor for ages.