Originally Posted by
Sixth Freedom
LSE is the London School of Economics.
Please refer to lesser institutions like the stock exchange by their full name to avoid confusion.

Lesser in what way? [Sir Humphrey: Can you get less than the LSE?]
While the London School of Economics was founded 1895, the Stock Exchange was at least 1801 if not earlier.
However here on 'FT', I think these people would probably be entitled to claim a certain right of usage for LSE:
http://en.wikipedia.org/wiki/La_Cros...icipal_Airport
http://www.cityoflacrosse.org/index.aspx?NID=7