A fund of funds (FOF) manager is conducting a performance attribution analysis for a portfolio consisting of equity and fixed-income securities to evaluate the effects of the portfolio manager's asset allocation and security selection decisions. The FOF manager uses the information presented below:

| Asset class | Portfolio weight | Benchmark weight | Portfolio return | Benchmark return |

|---------------|------------------|------------------|------------------|------------------|

| Equity | 58% | 50% | 8% | 11% |

| Fixed income | 42% | 50% | 6% | 7% |

What is the contribution of the portfolio manager's asset allocation decision to the portfolio's overall excess return?