What explains the persistent long-term decline of the rupee?

Nearly on daily basis, we hear sermons from numerous worldwide organisations, starting from the IMF (Worldwide Financial Fund) to the World Financial institution to the World Commerce Organisation (WTO), lauding the virtues of free commerce, which ought to categorise Trump’s coming coverage as retrogressive.
For the reason that market is meant to ‘know greatest’, shouldn’t the market be shedding some religion in the way forward for the US? Shouldn’t we be witnessing some capital flight from there, decreasing the worth of the greenback? As an alternative, we discover the precise reverse occurring. How can we clarify this apparently puzzling phenomenon?
The straightforward reply is: the sermons concerning the virtues of free commerce are for the ears of gullible or pliable Third World politicians. The market doesn’t take them critically. Most market observers record US protectionism as an element underlying the strengthening of the greenback.
It’s apparent that protectionism within the US will enhance mixture demand in that nation—and therefore output and employment—by shutting out a bit of these imports that had displaced home manufacturing.
Whereas enhancing US employment on the expense of the remainder of the capitalist world, it’s going to additionally enhance the commerce stability of the US; the truth is, it will enhance mixture demand within the US exactly by enhancing its commerce stability.
Briefly, via its protectionist measures, the US would enhance each its stability of funds place, in addition to its employment and output. That is the rationale the market’s evaluation of the US financial system has improved fairly than deteriorated, which is the very reverse of what free commerce advocates would have us consider.
This improved evaluation interprets into higher confidence within the greenback, in contrast with different main currencies, and therefore into an appreciation in its trade fee.