Amathematical approximation called the rule of 70 tells us that the number of years that it will take something that is growing to double in size is approximately equal to the number 70 divided by its percentage rate of growth. thus, if mexico's real gdp per person is growing at 7 percent per year, it will take about 10 years(=70/7) to double. apply the rule of 70 to solve the following problem. real gdp per person in mexico in 2005 was about $11,000 per person, while it was about $44,000 per person in the u. s. if real gdp per person in mexico grows at the rate of 5 percent per year: how long will it take mexico's real gdp per person to reach the level that the united states was at in 2005? (hint: how many times would mexico's 2005 real gdp per person have to double to reach the u. s.'s 2005 real gdp per person?

Ethics refers to fundamental principles of right and wrong; ethical behavior is behavior that is consistent with those principles. hrm decisions should be ethical, but the evidence suggests that is not always the case. many ethical issues in the workplace involve hrm. in the context of ethical human resource management, hr managers must view employees as having basic rights. in this activity, you will look at the four principles for ethical behavior and the basic rights employees should expect in the work environment. hr managers must view employees as having basic rights, for such a view reflects ethical principles embodied in the u.s. constitution and bill of rights. organizations often face situations in which the rights of employees are affected. ethical, successful companies act according to four principles: emphasizing mutual benefits, employees assuming responsibility for the actions of the company, companies having a sense of purpose or vision that employees value, and emphasizing fairness.