The assigned chapter on $$choice architecture$$ provides a mnemonic device to help recall the six recommended principles: NUDGES, an acronym for iNcentives, Understanding mappings, Defaults, Give feedback, Expect error, and Structure complex choices.

Identify the principle for each of the following examples of choice architecture design.

An opt$-$in check$-$box on an e$-$commerce website pre$-$selected to allow email advertising from a web vendor

A product search engine capable of screening a large assortment of products in a category based on the importance of their attributes to a consumer

A road sign that flashes your speed as you approach it

A$.$

Expect error

B$.$

Understanding mappings

C$.$

Give feedback

D$.$

Defaults

E$.$

iNcentives

F$.$

Structure complex decisions