ç®åå½å®¶å»çæ¥éè§å®ï¼
(1)å£è
ç§ï¼åªæ¥éçä½æ²»çè´¹ãææ¯è´¹çæ²»çè´¹ç¨ã
(2)é¶çä¸åå
¥æ¥éèå´ãå 为é¶çæ°´å太é«ï¼æ¯å¦ï¼ä½ é¶äºæ®éç¤ç·ï¼æ¥é纯éç¤ç·ï¼è¿ä¸¤ç§çä¹é´ç差价就æ¯ä¸åãå æ¤ä¸åå
¥æ¥éèå´ã
çç§å»ä¿æ³¨æäºé¡¹
1ãå»çä¿é©åªä¿éé¨è¯åä½é¢å¼æ¯ï¼æ´çä¸å¨ä¿éèå´å
ï¼å³ä½¿ä½ å»çç§è¯ææ´çæ¶åç°æèçï¼å½æ¶æ²»çä¹æ¯ä¸è½æ¥éçã
2ãä¸å®æ¯å»å»é¢å£è
ç§ççæå¯ä»¥äº«åå»ä¿ï¼å¨ä¸è¬çéå»ä¿å®ç¹çç§è¯ææçæ¯ä¸è½æ¥éçã
3ãæ²»ççé«çãæ ¹å°å¨çä¹å¯ä»¥äº«åå»ä¿æ¥éï¼åæ ·è¦æ±å»å»ä¿å®ç¹å»é¢æå¯ä»¥ã
æ©å±é 读ï¼ãä¿é©ãæä¹ä¹°ï¼åªä¸ªå¥½ï¼ææææä½ é¿å¼ä¿é©çè¿äº"å"