LWPI - What does LWPI stand for? The Free Dictionary
References in periodicals archive
This means that LEXR, LIIP, LSPI and LWPI series has a unit root problem and these series are non-stationary series.
That means the 1st-difference of LEXR, LIIP, LSPI and LWPI series becomes stationary.
has established an academic network of nearly 2,000 colleges and universities in the United States, as well as a network of international colleges offering LWPI
's Wedding & Event Planning Certification.