... systemComplex economistEssential ideologiesPersonal range9 English for Business Management Economics English for Business Management1 English for Business Management EconomicsUnit 2: Different economic ... English for Business Management EconomicsStudy the wordsEarn one’s living Maintain (v)Make up (v)Sum-total (n)Undertake (v)Essential (adj)Commodity (n)7 English for Business ... words in English aregenerally formed.AffixesPrefixes + stem + suffixesAn English word can be divided into three parts: a prefix, a stem and a suffix. Pre-means “before”; a prefix, therefore,...