consumer ethics and production ethics are discussed in business ethics as a sub branç of business ethics. Author wants to explain how factories are unsafe for employees and sell contaminated meat for customers. author wants to give a realisation against the companies which have a bad condition for workers and they manupulated for having a better life.

CHEAP MILK AND SUPERMARKET ETHICS
Walker (2011) is optimistic about companies can change their behaviors and be more ethical for customers and employees such as Gap and 1800 Flowers. He expects to hear more success stories in order to companies make ethical choises in business World.

WHY BUSINESS ETHICS
1- Hooker (2003) argues that the goal of business ethics is to making the World a little better through the business.
Ethical business decision means that deciding the right choices for company's goals in order to act suitable actions.
Obey the laws, have social responsibilities and do rules of the game are the factors that influence the desicion making process in business.
Because, business people who are working in companies must have social responsibilities to environment and custumers rights to have a making the World better.
2- Author refers Friedman's essay(as cited in 2003) is to  refute his arguments about why managers should not be ethical.
Hooker(2003) disagrees Friedman's arguments because he believes corporate executives must have a social responsibility to World and business ethicsin concerned about how decisions affects everything.
3-I agree with the authors arguments about managers should study about business ethics in order to making the right decision for everything and studying ethics in not about the being suitable for everyone but it is also about achieving a success in business.
yes, I would encourage my managers to study business ethics if I were a business owner. Because,ethics will increase the quality of working places for employees and affects healthy and safer products for consumers.