March 18 (Reuters) -

* BOJ TO END YIELD CURVE CONTROL AND ETF PURCHASES TUESDAY - NIKKEI

* BOJ POISED TO DECIDE TO END ITS YIELD CURVE CONTROL AND PURCHASES OF RISK ASSETS AS WELL AS CALL TIME ON NEGATIVE INTEREST RATES TUESDAY - NIKKEI

* CENTRAL BANK OF JAPAN PREPARING TO WIND DOWN MUCH OF ITS MASSIVE MONETARY EASING PROGRAM - NIKKEI