18.16 Mathematical Methods and Models in Economics

Condition: for the function \ (y (x) = \ frac {c x^{-k} e^{-k x}} {\ ln (k x)} \) it is required: a) to find the elasticity of the function \ (y (x) \); b) determine whether it is elastic whether \ (y (x) \) with \ (x = 1 \). \ Begin {Tabular} {| C | |} \ hline \ (C \) & \ (K \) \\ \ HLINE 3 & 16 \\ \ HLINE \ END {Tabular}