Discover everything about the Saudi Riyal (SAR), from its historical origins and fixed USD exchange rate, to its impact on the Kingdom's oil-based economy.

This paper addresses a key puzzle in international finance: whether exchange rates follow a random walk or exhibit predictable patterns. We demonstrate that exchange rates can possess a unit root ...

Growing remittance flows to emerging and developing economies may lead to real exchange rate appreciation and weaken their competitiveness. While the empirical literature finds mixed results about the ...