Retinal detachment occurs when the light-sensing layer inside your eye, the retina, detaches from the underlying pigmented tissue layer that provides it oxygen and nutrients. Retinal detachment can happen spontaneously with no obvious or underlying cause.
Thus, vertical analysis is nothing but the comparative analysis of an economic statement, in which all baseline items on an economic statement are shown as a fraction of a further item.
Ratio analysis is the application of the tools (ratios) in a productive and efficient way with the aim of understanding relationships that exists amongst different variables. For optimal result, ratio analysis has to be combined with other management accounting tools like variance analysis and contribution analysis.