A typical legal rationale for protecting the consumer is based on the notion of policing market failures and inefficiencies, such as inequalities of bargaining power between a consumer and a business.
It sounds kind of expensive when you first check out, but it's actually pretty cheap if you consider it. Take something standard like a Philly roll (nori, salmon, cream cheese, cucumber, avocado). At Maki it will cost you $6, but the roll is pretty fat and you get 10 pieces. Most sushi bars charge around $5 and give you 6-8 pieces.
A large Tootsie Roll log. Tootsie Roll is a chocolate-like, taffy-like candy that has been manufactured in the United States since 1907. The candy has qualities similar to both caramels and taffy without being exactly either type, and does not melt while being transported during hot summer months.