Core Viewpoint - The article emphasizes the importance of asset allocation in investment, highlighting that a diversified portfolio is essential for managing risk and achieving stable returns [4][14]. Group 1: Asset Allocation Concept - Asset allocation is likened to assembling a high-performance "off-road vehicle" composed of various components such as domestic stocks, foreign stocks, bonds, and gold [6][7]. - The relationship between different asset classes allows for a balanced approach, where declines in one area can be offset by gains in another, leading to a more stable wealth accumulation [9][10]. Group 2: Common Misconceptions - A common misconception is that simply holding a mix of assets constitutes proper asset allocation; however, true allocation requires a scientific approach that leverages the low correlation between assets [12][14]. Group 3: Key Components of Asset Allocation - The three core components of a well-structured portfolio are: 1. **Engine**: Represents aggressive assets like long positions in stocks and certain commodities, which are crucial for capturing industry profits and driving overall account performance [18][20]. 2. **Chassis**: Comprises stable assets such as bonds and arbitrage strategies, providing low volatility and steady returns, acting as a ballast for the portfolio [22][24]. 3. **Safety Airbag**: Includes assets like gold and CTA strategies that offer protection during market crises, often rising in value when traditional markets decline [26][28]. Group 4: Personalization of Investment Strategy - Despite achieving diversification and low correlation, many investors still experience poor outcomes because their portfolio may not align with their individual risk tolerance and investment goals [32][34]. - Understanding one's risk preference is crucial for tailoring a personalized investment strategy, as there is no perfect asset that offers low risk and high returns [34][39].

Group 1 - Japanese investors have significantly withdrawn from overseas stock and bond markets due to concerns over the US economic outlook and renewed tariff tensions, with a net sale of 752.1 billion yen in overseas stocks for the week ending August 2, reversing two weeks of net buying [1] - The MSCI World Index experienced a sharp decline of 2.54%, marking its largest drop in three months, primarily influenced by disappointing US non-farm payroll data and new tariffs imposed by President Trump on multiple countries [1] - The US non-farm payroll increased by 73,000 in July, with a downward revision of 258,000 for May and June combined, while Trump signed an executive order on July 31 to impose "reciprocal tariffs" ranging from 10% to 41% on various countries and regions [1] Group 2 - Japanese investors also reduced their holdings in foreign long-term bonds, with a net sale of 526.3 billion yen for the second consecutive week [2] - Foreign investors showed decreased interest in the Japanese stock market, with net investment of approximately 193 billion yen, the lowest level in six weeks [2] - Despite recent capital outflows, Japan's overall investment enthusiasm in overseas markets remains strong, with cumulative investments of 3.37 trillion yen this year, contrasting sharply with a net sale of 915.8 billion yen during the same period last year [2] - In the domestic bond market, foreign capital outflow pressure has eased, with net outflow from the long-term bond market dropping to 87.5 billion yen, while the short-term bill market saw a net inflow of 1.2 trillion yen, reversing a previous outflow of 1.95 trillion yen [2]