This is wrong. 50% overhead means for every dollar in, an additional 50 cent "tax" is paid as overhead (thus, out of 1.50 total, 1.00 goes to the research, 0.50

This is wrong. 50% overhead means for every dollar in, an additional 50 cent "tax" is paid as overhead (thus, out of 1.50 total, 1.00 goes to the research, 0.50 to the overhead).