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Global macro strategies primarily focus on major market trends rather than individual security selection. These strategies analyze large-scale economic, political, and social considerations that can affect various asset classes across countries and regions. This approach allows investors to gain insights into broader market movements, such as interest rates, currency fluctuations, and geopolitical events, which can inform their investment decisions.

By emphasizing macroeconomic trends, investors can position themselves to profit from shifts in markets rather than delving into the minutiae of individual securities. This broad view enables practitioners to capture opportunities arising from changes in global economic conditions, making the focus on major trends a critical aspect of global macro investing.

The other options, while relevant to investment strategies, do not align with the core focus of global macro strategies. This approach is distinct in its aggregate perspective, allowing traders and fund managers to utilize information about entire economies and financial systems rather than targeting specific sectors, domestic markets only, or employing short-term trading techniques.