Research Discussion Paper – 1974
Equation
DL
=
NE
+
NVR
−
NHO
MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaaeiraiaabY eacqGH9aqpcaqGobGaaeyraiabgUcaRiaab6eacaqGwbGaaeOuaiab gkHiTiaab6eacaqGibGaae4taaaa@40E7@