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=ABS (Portfolio_Duration - Liability_Duration) * (1 / (1 + Taux)) * Portfolio_Value

Asset-Liability Management (ALM) is the strategic coordination of an insurance company's assets and liabilities to ensure that the firm can meet its long-term obligations under various economic conditions. This guide explores the actuarial role in ALM, focusing on techniques like duration and convexity matching to immunize the portfolio against interest rate changes. Actuaries must model the cash flow profiles of both sides of the balance sheet, accounting for the uncertainty in insurance payouts and the sensitivity of assets to market movements. The guide also details the use of 'cash flow testing' to evaluate the adequacy of reserves under a variety of interest rate scenarios, such as the NY7 scenarios. A senior actuary must work closely with the investment team to define an investment policy that balances the need for yield with the constraints of capital requirements and liquidity needs. This role is particularly critical for life insurers and pension funds with long-dated liabilities. By managing the 'mismatch' between assets and liabilities, actuaries protect the company from insolvency caused by market volatility and ensure that it can fulfill its promises to policyholders over several decades. Mastery of ALM is a hallmark of a sophisticated actuary, bridging the gap between actuarial science and investment finance.
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Guide d'exécution

Qu’est-ce que la correspondance de durée ?|Une stratégie ALM qui vise à rendre égale la sensibilité des actifs et des passifs aux variations des taux d’intérêt.|Pourquoi l’ALM est-elle importante pour les assureurs-vie ?|Parce qu’ils ont des dettes à long terme très sensibles aux fluctuations des taux d’intérêt sur de nombreuses années.
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