NEW BLOOMFIELD, Mo. - The New Bloomfield school board learned Thursday night a 20-cent hike in the district's tax levy is necessary to fund current school bond issue payments.
 Tom Pisarkiewicz of LJ Hart & Co., the St. Louis firm hired by the board to sell its general obligation bonds, said the shortfall in revenue for the district's debt service fund was caused by the current economic downturn that reduced revenue going into the fund.
 The bonding firm earlier had estimated annual revenue growth each year in ....