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@jdavidson
jdavidson / lifetime.R
Created Jan 13, 2014
An analysis of crunchbase data for start up financing timing.
View lifetime.R
library(ggplot2)
library(ggthemes)
library(plyr)
library(lubridate)
library(scales)
library(data.table)
options(scipen=999)
options(stringsAsFactors = FALSE)
rounds <- read.csv("2014-01-06-crunchbase_monthly_export_rounds.csv")
@jdavidson
jdavidson / round-analysis.R
Created Jan 6, 2014
Script to visualize Crunchbase funding rounds data
View round-analysis.R
library(ggplot2)
library(plyr)
library(lubridate)
library(scales)
options(scipen=999)
options(stringsAsFactors = FALSE)
rounds <- read.csv("2013-11-04-crunchbase_monthly_export_rounds.csv")
# exclude non venture rounds (other, private equity, post-ipo)
rounds <- subset(rounds, funding_round_type %in% c("venture", "angel", "crowdfunding", "series-a", "series-b", "series-c+"))
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