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A Simple Poverty Scorecard for the Philippines

A Simple Poverty Scorecard for the Philippines

A Simple Poverty Scorecard for the Philippines

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Given this, <strong>the</strong> USD1.25/day 2005 PPP line <strong>for</strong> <strong>the</strong> <strong>Philippines</strong> as a whole <strong>for</strong><strong>the</strong> 2004 APIS is: 10⎛ CPI( 2005 PPP exchange rate)⋅ USD1.25 ⋅ ⎜⎝ CPI⎛ PHP24.18 ⎞121.8USD1 25⎛ ⎞⎜ ⎟ ⋅ . ⋅ ⎜ ⎟ = PHP28.36.⎝ USD1.00 ⎠⎝129.8 ⎠July 20042005 averageThe USD2.50/day, USD3.75/day, and USD5.00/day 2005 PPP lines aremultiples of <strong>the</strong> USD1.25/day line. The $4.32/day 1993 PPP line uses a PPP exchangerate of PHP6.241 per USD1.00 (Sillers, 2006) and an average 1993 CPI of 63.306. This1993 PPP line provides backward compatibility with an earlier Philippine scorecard.The lines just discussed apply to <strong>the</strong> <strong>Philippines</strong> as a whole. For each APISround, <strong>the</strong>y are adjusted <strong>for</strong> provincial and urban/rural differences in prices using:• L, a given all-<strong>Philippines</strong> poverty line• p i, population proportion by urban/rural in each province (I = number of areas)• π i, <strong>the</strong> national poverty line by area (used as a price deflator)⎞⎟ =⎠The cost-of-living-adjusted poverty line L i<strong>for</strong> area i is <strong>the</strong>n:Li=L ⋅ πI∑j =1pji⋅πj.The all-<strong>Philippines</strong> line L is <strong>the</strong> person-weighted average of local lines L i. Thedifferences in local lines reflect <strong>the</strong> differences in local prices.10Sillers (2006) provides this <strong>for</strong>mula.6

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