The document discusses different approaches to understanding why certain high-tech sectors have become more successful in China and India. It analyzes sectors in China such as automotive, energy, and pharmaceuticals that emerged successful by accessing global knowledge through channels like multinational corporations and international collaboration. In India, the information technology and pharmaceutical industries are examined, finding their success linked to factors like skilled human capital and domestic policy support. The document hypothesizes that accessing global knowledge was crucial for sector success in both countries, though through different methods, and that national innovation systems have also played an important role despite being nascent.