All of these factors are macroeconomic factors that may increase the aggregate demand. Monetary policies cause increases in aggregate demand because the central bank of a country uses this particular economic factor as a tool to manipulate the spending of the citizens in a country.
Relevance. Rating Newest Oldest. Best Answer: The Windows error I/O Device Error means there is an error in the computer's ability to read data when you try to install a program or to copy data from your CD or DVD drive.This issue is likely to occur when Windows tries to use a transfer mode that your CD drive cannot use or does not recognize./O Device error means, Input or Output device error. There is a problem Reading (Input) from the CD or Writing (Output) to the Hard Drive. Most likely in this case to be a damaged CD. Try cleaning the CD. If its a music CD try and play it from beginning to end.
Also dual, redundant I/Os can further increase the level of error detection, such as a dual-channel e-stop to detect a failure of a single contact no longer opening by doing an equivalent state monitoring right on the safe input module. All of the extra efforts for error detection come at a price though.