Measurement Models (VFA & PAA)

IFRS 17's VFA: Cracking the Code on Your Share of the Pie

Lux Actuaries3 min read

Navigating IFRS 17 can feel like learning a new language, especially when you encounter terms like the 'Variable Fee Approach' (VFA). This model is specifically designed for insurance contracts where policyholder benefits are directly linked to the performance of a pool of assets, known as underlying items. A crucial calculation within the VFA is determining the insurer's slice of the pie: the entity's share of the fair value of the underlying items. Let's demystify this calculation.

The Core Idea: It's All About Sharing

Imagine you and your policyholders are sharing a single investment portfolio. The total value of this portfolio is the 'fair value of the underlying items.' The VFA recognizes that both you (the insurer) and the policyholders have a claim on this value. The policyholders' claim is for their future benefits, while your claim is your fee for managing the investments.

The 'entity's share,' therefore, isn't some arbitrary number. It is simply what’s left of the total portfolio value after accounting for the value of the obligation to policyholders. It represents the portion of the asset performance that accrues to the insurer as its variable fee.

The Calculation Made Simple

At its heart, the calculation is straightforward subtraction. To find the entity's share, you take the total current fair value of the underlying items and subtract the portion of the fulfillment cash flows (FCF) that are expected to vary based on those underlying items. In simpler terms:

Entity's Share = Total Fair Value of Assets - The Slice Owed to Policyholders

The key is that this is not a one-time calculation. As the value of the assets goes up or down, both your share and the policyholders' share change. It is precisely this change in the entity's share that drives the adjustments to your Contractual Service Margin (CSM), which is your unearned profit.

A Quick Example

Let’s say the pool of underlying items is worth $1,000,000. Based on the contract, you are obligated to pay policyholders benefits equivalent to 90% of the asset value. Therefore, the obligation to policyholders (their share) is $900,000.

In this case, the entity's share is: $1,000,000 - $900,000 = $100,000.

Now, imagine the market performs well and the assets grow to $1,100,000. The policyholders' share now becomes $990,000 (90% of $1.1M). The entity's share grows to $110,000. That $10,000 increase in your share is a key input into adjusting your CSM for the period.

Why This Calculation Matters

This mechanism is the engine of the VFA. It ensures that the insurer’s profit recognition (through the CSM amortization) moves in sync with the value it delivers to policyholders. When the underlying assets perform well, the insurer’s fee (its share) increases, and the CSM is adjusted upwards. The opposite happens in a downturn. This creates a transparent and economically meaningful link between the insurer’s variable fee and its reported profit, which is the primary goal of the Variable Fee Approach.

In short, mastering this calculation is fundamental to correctly applying the VFA and accurately reporting the financial performance of your participating insurance contracts under IFRS 17.

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