Each team then develops their company by making a series of decisions relating to every aspect of the business, such as how many machines to buy, or how much to spend on advertising.
The aim is to finish the game with the highest share-price on the virtual stock exchange.
Some countries use slightly different approach and combine Global Management Challenge with other competitions.
The concept of the competition emerged in 1980 in Portugal by SDG – Simuladores e Modelos de Gestão – in partnership with Expresso, a weekly newspaper.
Over 30 countries currently participate in the contest, some of which are: Angola, Australia, Belarus, Belgium, Bolivia, Brazil, Czech Republic, Denmark, Finland, France, Germany, Ghana, Greece, Hong Kong SAR (China), Hungary, India, Italy, Kazakhstan, Latvia, Macau SAR (China), Mexico, Morocco, Nigeria, People's Republic of China, Poland, Portugal, Romania, Russia, Singapore, Slovakia, Spain, Turkey, Ukraine, United Kingdom and Venezuela.