1. Px = Ï P*x. where Px is the domestic price (in domestic currency), P*x is the price abroad (in foreign currency) and Ï is the exchange rate (price of foreign currency in units of domestic currency). This relationship is called the law of one price.
Get certified as a licensed military psychologist. Certification is generally voluntary, but it will make you more attractive to employers in the military and confirm your skills. To become licensed, you will need to complete a doctoral degree, Ph.D or Psy.D, and do two years of supervised training.
  A master's or doctoral degree, and a license, are required for most psychologists.   Education and training. A doctoral degree usually is required for independent pra â¦ ctice as a psychologist.raining to Become a Criminal Psychologist  The first step to becoming a Criminal Psychologist is to complete a 4-year bachelor degree in psychology. That requires keeping y â¦ our grades above a C at all times and completing 120 credit hours of coursework, as well as a 500-hour internship.