8 1 Introduction: Spread& Accumulation 取 +|≈0.042746233 e·1616 We just got lucky? 15)≈0.063816918 15 (1-l14)≈0.066870220 14 12=(1-l3)≈0.071779214 1-12)≈0.077351732 12 (1-I1)≈0.083877115 I1=3(1-l2)≈036787944 In=(1-1) ≈0.63212056§1 Introduction: Spread & Accumulation ( 1 ) 0 63212056 11 ( 1 ) 0 36787944 21 ( 1 ) 0 083877115 111 ( 1 ) 0 077351732 121 ( 1 ) 0 071779214 131 ( 1 ) 0 066870220 141 ( 1 ) 0 063816918 151 0 042746233 161 16 1 21 *1 *0 *2 *1 * 1 1 * 1 0 * 1 2 * 1 1 * 1 3 * 1 2 * 1 4 * 1 3 * 1 5 * 1 4 * 1 5I I . I I . I I . I I . I I . I I . I I .. e I = −  = −  = −  = −  = −  = −   = −   +  =  取 We just got lucky?