Aon, Morningstar, IntercontinentalExchange

Aon Corp. of Chicago, the world’s second-largest insurance broker, posted first-quarter earnings of $218 million, or $0.68 a share, up 2.3% from $213 million, or $0.66 a share, a year earlier.
Revenue climbed 7% to $1.9 billion.
Research firm Morningstar Inc. of Chicago declared a 46.2% rise in first-quarter earnings, posting profits of $23.1 million, or $0.47 a share, compared with $15.8 million, or $0.33 a share, over the first three months of 2007.
Revenue totaled $125.4 million, an increase of 31.4% from $95.4 million a year before.
IntercontinentalExchange Inc. of Atlanta declared first-quarter earnings of $92.3 million, or $1.29 a share, up from $55.6 million, or $0.80 a share, a year earlier.