Commentary: American economy needs more skilled immigrants

When I came to the United States from Cape Town, South Africa, in 1983 at age 22, I was fortunate that an American accounting firm sponsored my visa.Within a couple of years, I was able to apply for a green card — permanent legal status that gave me confidence to put down roots and launch a commercial real estate business that has developed, acquired and capitalized more than $2 billion in property and created thousands of jobs. I also started the process of becoming an American citizen. P