Midwest

CHICAGO — The Regional Transportation Authority of Illinois board on Wednesday tapped its chief financial officer, Joe Costello, to serve as interim executive director beginning next month until a replacement for retiring director Stephen Schlickman is found.

CHICAGO — Cook County, Ill., is expected to refund $121 million of general obligation bonds next week in what will likely be the last financing under outgoing board President Todd Stroger.

CHICAGO — The Iowa State Board of Regents will competitively sell $20 million of debt Thursday in the final financing for the $43 million reconstruction and expansion of the Carver-Hawkeye Arena at the University of Iowa.

CHICAGO — Public power agencies in Indiana and Ohio plan to return to the market this month with their final borrowings for the Prairie State coal-fired plant project that has risen in cost by more than $1 billion to $4 billion.

CHICAGO — The Illinois Finance ­Authority board advanced plans for Navistar International Corp. to borrow $145 million using recovery zone facility bonds for its new DuPage County corporate headquarters, though the financing hinges on the successful pooling of local ­government bond allocations from the stimulus program.

CHICAGO — The Regents of the University of Minnesota on Wednesday will sell $146 million of bonds in two issues to fund biomedical science research facilities. The deal will offer a mix of tax-exempt revenue debt supported by a state appropriation and taxable Build America Bonds backed by the school’s credit.

CHICAGO — The Ohio State University will enter the market Tuesday with $741 million of bonds to launch a $2 billion capital expansion program.

CHICAGO — Investors who hold $23 million of defaulted steam-plant bond anticipation notes, which the city of Menasha put its appropriation pledge behind, warned in their latest court filing that the municipal world is following their federal lawsuit and their claims the Wisconsin city misled potential investors.

CHICAGO — The Chicago City Council Wednesday approved up to $1 billion of new-money and refunding debt that will help the city keep its $8 billion O’Hare International Airport expansion project on track as negotiations with the airlines over upcoming projects continue.

CHICAGO — Kalamazoo, Mich.-based Bronson Methodist Hospital next Tuesday is expected to enter the muni market with $200 million of mostly refunding bonds that will shift nearly all of its debt into a fixed-rate mode.