...Significant diversity, through a combination of insurance and noninsurance businesses, has led to stable cash flow generation and EBITDA margins for Berkshire Hathaway Inc. (BRK). Despite persistent inflationary headwinds raising expenses across a variety of operations, BRK was able to expand revenue while only experiencing a modest decline in margins. During 2023, the strong recovery in profitability by the insurance business led by Geico has offset softening of earnings from energy, railroads, real estate, and various other businesses. We expect BRK's various businesses to be challenged by inflationary pressures, higher rates, lower consumer demand, litigation accruals, and business mix changes (inclusion of lower-margin Pilot Travel Center). However, we project higher net investment income and improvement in insurance underwriting will help offset some of the headwinds, leading to slightly lower EBITDA margins for the rest of 2023 and into 2024. Acquisition opportunities have been better...