In my research I stack with this problem.
Let $X, Y$ are random values, and $g(x, y)$ some function (with values in $\mathbb{R}$). Is this inequality true?
$$\inf_{y_0}E_Xg(X, y_0)\le \sup_{x_0}E_Yg(x_0, Y)$$
In my research I stack with this problem.
Let $X, Y$ are random values, and $g(x, y)$ some function (with values in $\mathbb{R}$). Is this inequality true?
$$\inf_{y_0}E_Xg(X, y_0)\le \sup_{x_0}E_Yg(x_0, Y)$$
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