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.
How to Become a Child Psychologist. A child psychologist has a doctorate degree in psychology (some positions only require a Masters degree), with a special interest in working with children. In graduate school you can get a master's degree (either the Master of Arts or Master of Science degree) in psychology concentrating in child psychology and child development.