2. The influence of tuna festival focus on tuna’s price in Taiwan Teng Yao Cheng (Carl Cheng)

3. Cause – Effect In tuna price Fishmen Catch & tuna festival People command tuna’s price variation input output

4. 3 The tuna family (species) Perciformes (Order) Scombridae (Family) thunnus Thynnus (Genus) blue-fin tuna (BFT) yellow-fin tuna big eye tunaalbacore Southern BFTNorthern BFT long tail tuna Pacific BFTAtlantic BFT

5. 4 The chart of northern blue-fin tuna’s growth According to the research: the NBT will spawn on 8 years old. According to the research: the NBT will spawn on 8 years old.

6. The law of supply & command P Q s D The price will increase when the quantity reduce.

7. 6 01’~05’ NBT capture and average price

8. 00’~04’ Domestic tuna average price list in TAIWAN year Produce (ton) amount value (thousand dollar) avenger price (per kilogram) 2000520,54541,283,21879.30768 2001529,36541,572,44078.53266 2002597,45841,951,03570.21587 2003569,37741,768,71873.35863 2004531,74744,842,51184.33054

9. The short-term (2 months) effect in tuna price Pacific Blue-fin tuna festival Promotion tuna’s price upward Short- term influence

10. The long-term (1 year) effect in tuna price All of tuna Price variation Short-term Price effect Reasonable variation tuna’s price upward No influence

11. Conclusion The tuna festival ONLY make certain pieces of tuna short term variation in price. The tuna festival ONLY make certain pieces of tuna short term variation in price. The annual average price almost not influence by tuna festival and the price trend obey the economic law. The annual average price almost not influence by tuna festival and the price trend obey the economic law. The crisis or shaking accident will influence the tuna price during the festival. The crisis or shaking accident will influence the tuna price during the festival.