Yee LeeSINGAPORE/NEW YORK/TAIPEI (Reuters) -TSMC has pitched U.S. chip designers Nvidia, Advanced Micro Devices and Broadcom about taking stakes in a joint venture that would operate Intel's factories,

Taiwan Semiconductor Manufacturing has pitched Nvidia and rival chip designers Advanced Micro Devices and Broadcom the idea of taking stakes in a joint venture to operate Intel’s chip-fabrication operations,

Incremental improvements in the state of the economy and a potential groundbreaking collaboration in the chip industry helped spark a broad-based market rally.