1. The document discusses several cognitive biases and heuristics that influence human decision-making such as loss aversion, temporal discounting, and framing effects.
2. Examples are given to illustrate each bias, such as people preferring immediate rewards over future rewards due to temporal discounting and ascribing greater value to scarce goods due to scarcity bias.
3. Authorities and social norms also influence how people perceive value, as shown through examples of increased insulation installation when endorsed by local officials and more appropriate recycling when bins have small openings.