Define a two variable function for s, t 0 by v(s, t) = f (1...

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Define a two variable function for s, t ≥ 0 by v(s, t) = f (1 + (t−s))−¹, if s≤t, 1 + (st), if s > t. Show that v is not a discount function. Define a two variable function for s, t ≥ 0 by v(s, t) = f (1 + (t−s))−¹, if s≤t, 1 + (st), if s > t. Show that v is not a discount function.