Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @GoldmanSachs: #PODCAST: "The cost of producing electricity from solar photovoltaic has dropped by about 80% since 2010." - $GS Research…

" STOCK: Goldman Sachs DATE: 25/10/2018
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is 1 and the TextBlob polarity score is 0.0.