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Actuarial Modelling of Claim Counts Risk Classification, Credibility ...

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Transient Maximum Accuracy Criterion 303<br />

Table 8.6<br />

Values <strong>of</strong> the a n s for three portfolios with different maturities.<br />

Age <strong>of</strong> policy Mature portfolio Young portfolio Old portfolio<br />

1 2 % 10 % 0.5 %<br />

2 2 % 10 % 0.5 %<br />

3 2 % 5 % 0.5 %<br />

4 2 % 5 % 0.5 %<br />

5 2 % 5 % 0.5 %<br />

6 2 % 5 % 0.5 %<br />

7 2% 5% 1%<br />

8 2 % 2.5 % 1 %<br />

9 2 % 2.5 % 1 %<br />

10 2 % 2.5 % 1 %<br />

11 2 % 2.5 % 1 %<br />

12 2 % 2.5 % 1 %<br />

13 2 % 2.5 % 1 %<br />

14 2 % 2.5 % 1 %<br />

15 2 % 2.5 % 1 %<br />

16 2 % 2.5 % 1 %<br />

17 2 % 2.5 % 1 %<br />

18 2% 1% 1%<br />

19 2% 1% 1%<br />

20 2% 1% 1%<br />

21 2% 1% 1%<br />

22 2% 1% 1%<br />

23 2% 1% 1%<br />

24 2% 1% 1%<br />

25 2% 1% 1%<br />

26 2% 1% 1%<br />

27 2% 1% 1%<br />

28 2% 1% 1%<br />

29 2% 1% 1%<br />

30 2% 1% 1%<br />

31 2% 1% 1%<br />

32 2% 1% 1%<br />

33 2% 1% 1%<br />

34 2 % 1 % 2.5 %<br />

35 2 % 1 % 2.5 %<br />

36 2 % 1 % 2.5 %<br />

37 2 % 1 % 2.5 %<br />

38 2 % 1 % 2.5 %<br />

39 2 % 1 % 2.5 %<br />

40 2 % 1 % 2.5 %<br />

41 2 % 1 % 2.5 %<br />

42 2 % 1 % 2.5 %<br />

43 2 % 1 % 2.5 %<br />

44 2% 1% 5%<br />

45 2 % 0.5 % 5 %<br />

46 2 % 0.5 % 5 %

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