The highest in-demand language for business is English, Spanish, Chinese, French, German, Portuguese, Japanese and others.
Arabic in the context of business and the global market Former German Chancellor Willy Brandt once said "If I'm selling to you, I speak your language. But if I'm buying, dann müssen Sie Deutsch sprechen (then you have to speak German)." This remains true in this day and age. To sell, one has to speak the buyer's language [...]