Energy from fossil fuels have become dominant in the industrialised and industrialising economies of the world. However, fossil fuels are also recognised as heavily polluting and responsible for a range of modern environmental and health problems. Nuclear power is a similar conventional energy...

We offer the first direct evidence of an implicit contract in a goods market. The evidence comes from the market for Coca-Cola. We demonstrate that the Coca-Cola Company left a written evidence of its implicit contract with its consumers—a very explicit form of an implicit contract. The...