Recent content by Badr

describe different types of global economic system according to the means by which they control the factors of production through input and output markets?

i have photoshop cs4 and it was working till yesterday.. when i lunched the program it loads successfully and then gives me this message: the instruction at "0x77e78804" referenced memory at "0x690065c4". the memory could not be "written". click on OK to terminate the program click on CANCEL...