how to improve written skills related to economics

[Maryvaiz]

Hi ppl, i need one help infact suggestion on how to improve my written skills specially whenever i have to talk abt general current economic conditions, i just fail to write an essay, it seems like my biggest fears whenever i have to go for a test,i'm good at academics, done my Acca 2 yrs Back but still i feel i lack this ability.i would appreciate if u guys help me on how to improve this.i dont really understand the basic concepts of economics, i would like to mention neither this subject was properly included in our books.Even if i'm qualified i still feel like tht is not enough. All your suggestions are welcome.
Thanku